diff --git a/imports.md b/imports.md
index 49a15d2..9fbc19d 100644
--- a/imports.md
+++ b/imports.md
@@ -4,21 +4,21 @@ It is intended to be <code>include</code>d in other worlds.</p>
 <ul>
 <li>Imports:
 <ul>
-<li>interface <a href="#wasi_io_poll_0_2_7"><code>wasi:io/poll@0.2.7</code></a></li>
-<li>interface <a href="#wasi_clocks_monotonic_clock_0_2_7"><code>wasi:clocks/monotonic-clock@0.2.7</code></a></li>
-<li>interface <a href="#wasi_clocks_wall_clock_0_2_7"><code>wasi:clocks/wall-clock@0.2.7</code></a></li>
-<li>interface <a href="#wasi_random_random_0_2_7"><code>wasi:random/random@0.2.7</code></a></li>
-<li>interface <a href="#wasi_io_error_0_2_7"><code>wasi:io/error@0.2.7</code></a></li>
-<li>interface <a href="#wasi_io_streams_0_2_7"><code>wasi:io/streams@0.2.7</code></a></li>
-<li>interface <a href="#wasi_cli_stdout_0_2_7"><code>wasi:cli/stdout@0.2.7</code></a></li>
-<li>interface <a href="#wasi_cli_stderr_0_2_7"><code>wasi:cli/stderr@0.2.7</code></a></li>
-<li>interface <a href="#wasi_cli_stdin_0_2_7"><code>wasi:cli/stdin@0.2.7</code></a></li>
-<li>interface <a href="#wasi_http_types_0_2_7"><code>wasi:http/types@0.2.7</code></a></li>
-<li>interface <a href="#wasi_http_outgoing_handler_0_2_7"><code>wasi:http/outgoing-handler@0.2.7</code></a></li>
+<li>interface <a href="#wasi_io_poll_0_2_8"><code>wasi:io/poll@0.2.8</code></a></li>
+<li>interface <a href="#wasi_clocks_monotonic_clock_0_2_8"><code>wasi:clocks/monotonic-clock@0.2.8</code></a></li>
+<li>interface <a href="#wasi_clocks_wall_clock_0_2_8"><code>wasi:clocks/wall-clock@0.2.8</code></a></li>
+<li>interface <a href="#wasi_random_random_0_2_8"><code>wasi:random/random@0.2.8</code></a></li>
+<li>interface <a href="#wasi_io_error_0_2_8"><code>wasi:io/error@0.2.8</code></a></li>
+<li>interface <a href="#wasi_io_streams_0_2_8"><code>wasi:io/streams@0.2.8</code></a></li>
+<li>interface <a href="#wasi_cli_stdout_0_2_8"><code>wasi:cli/stdout@0.2.8</code></a></li>
+<li>interface <a href="#wasi_cli_stderr_0_2_8"><code>wasi:cli/stderr@0.2.8</code></a></li>
+<li>interface <a href="#wasi_cli_stdin_0_2_8"><code>wasi:cli/stdin@0.2.8</code></a></li>
+<li>interface <a href="#wasi_http_types_0_2_8"><code>wasi:http/types@0.2.8</code></a></li>
+<li>interface <a href="#wasi_http_outgoing_handler_0_2_8"><code>wasi:http/outgoing-handler@0.2.8</code></a></li>
 </ul>
 </li>
 </ul>
-<h2><a id="wasi_io_poll_0_2_7"></a>Import interface wasi:io/poll@0.2.7</h2>
+<h2><a id="wasi_io_poll_0_2_8"></a>Import interface wasi:io/poll@0.2.8</h2>
 <p>A poll API intended to let users wait for I/O events on multiple handles
 at once.</p>
 <hr />
@@ -71,7 +71,7 @@ being ready for I/O.</p>
 <ul>
 <li><a id="poll.0"></a> list&lt;<code>u32</code>&gt;</li>
 </ul>
-<h2><a id="wasi_clocks_monotonic_clock_0_2_7"></a>Import interface wasi:clocks/monotonic-clock@0.2.7</h2>
+<h2><a id="wasi_clocks_monotonic_clock_0_2_8"></a>Import interface wasi:clocks/monotonic-clock@0.2.8</h2>
 <p>WASI Monotonic Clock is a clock API intended to let users measure elapsed
 time.</p>
 <p>It is intended to be portable at least between Unix-family platforms and
@@ -83,8 +83,8 @@ successive reads of the clock will produce non-decreasing values.</p>
 <h4><a id="pollable"></a><code>type pollable</code></h4>
 <p><a href="#pollable"><a href="#pollable"><code>pollable</code></a></a></p>
 <p>
-#### <a id="instant"></a>`type instant`
-`u64`
+<h4><a id="instant"></a><code>type instant</code></h4>
+<p><code>u64</code></p>
 <p>An instant in time, in nanoseconds. An instant is relative to an
 unspecified initial value, and can only be compared to instances from
 the same monotonic-clock.
@@ -97,6 +97,10 @@ the same monotonic-clock.
 <p>Read the current value of the clock.</p>
 <p>The clock is monotonic, therefore calling this function repeatedly will
 produce a sequence of non-decreasing values.</p>
+<p>For completeness, this function traps if it's not possible to represent
+the value of the clock in an <a href="#instant"><code>instant</code></a>. Consequently, implementations
+should ensure that the starting time is low enough to avoid the
+possibility of overflow in practice.</p>
 <h5>Return values</h5>
 <ul>
 <li><a id="now.0"></a> <a href="#instant"><a href="#instant"><code>instant</code></a></a></li>
@@ -130,7 +134,7 @@ elapsed from the time this function is invoked.</p>
 <ul>
 <li><a id="subscribe_duration.0"></a> own&lt;<a href="#pollable"><a href="#pollable"><code>pollable</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_clocks_wall_clock_0_2_7"></a>Import interface wasi:clocks/wall-clock@0.2.7</h2>
+<h2><a id="wasi_clocks_wall_clock_0_2_8"></a>Import interface wasi:clocks/wall-clock@0.2.8</h2>
 <p>WASI Wall Clock is a clock API intended to let users query the current
 time. The name &quot;wall&quot; makes an analogy to a &quot;clock on the wall&quot;, which
 is not necessarily monotonic as it may be reset.</p>
@@ -171,7 +175,7 @@ also known as <a href="https://en.wikipedia.org/wiki/Unix_time">Unix Time</a>.</
 <ul>
 <li><a id="resolution.0"></a> <a href="#datetime"><a href="#datetime"><code>datetime</code></a></a></li>
 </ul>
-<h2><a id="wasi_random_random_0_2_7"></a>Import interface wasi:random/random@0.2.7</h2>
+<h2><a id="wasi_random_random_0_2_8"></a>Import interface wasi:random/random@0.2.8</h2>
 <p>WASI Random is a random data API.</p>
 <p>It is intended to be portable at least between Unix-family platforms and
 Windows.</p>
@@ -204,7 +208,7 @@ represented as a <code>u64</code>.</p>
 <ul>
 <li><a id="get_random_u64.0"></a> <code>u64</code></li>
 </ul>
-<h2><a id="wasi_io_error_0_2_7"></a>Import interface wasi:io/error@0.2.7</h2>
+<h2><a id="wasi_io_error_0_2_8"></a>Import interface wasi:io/error@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="error"></a><code>resource error</code></h4>
@@ -237,7 +241,7 @@ hazard.</p>
 <ul>
 <li><a id="method_error_to_debug_string.0"></a> <code>string</code></li>
 </ul>
-<h2><a id="wasi_io_streams_0_2_7"></a>Import interface wasi:io/streams@0.2.7</h2>
+<h2><a id="wasi_io_streams_0_2_8"></a>Import interface wasi:io/streams@0.2.8</h2>
 <p>WASI I/O is an I/O abstraction API which is currently focused on providing
 stream types.</p>
 <p>In the future, the component model is expected to add built-in stream types;
@@ -247,10 +251,10 @@ when it does, they are expected to subsume this API.</p>
 <h4><a id="error"></a><code>type error</code></h4>
 <p><a href="#error"><a href="#error"><code>error</code></a></a></p>
 <p>
-#### <a id="pollable"></a>`type pollable`
-[`pollable`](#pollable)
+<h4><a id="pollable"></a><code>type pollable</code></h4>
+<p><a href="#pollable"><a href="#pollable"><code>pollable</code></a></a></p>
 <p>
-#### <a id="stream_error"></a>`variant stream-error`
+<h4><a id="stream_error"></a><code>variant stream-error</code></h4>
 <p>An error for input-stream and output-stream operations.</p>
 <h5>Variant Cases</h5>
 <ul>
@@ -539,46 +543,46 @@ is ready for reading, before performing the <code>splice</code>.</p>
 <ul>
 <li><a id="method_output_stream_blocking_splice.0"></a> result&lt;<code>u64</code>, <a href="#stream_error"><a href="#stream_error"><code>stream-error</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_cli_stdout_0_2_7"></a>Import interface wasi:cli/stdout@0.2.7</h2>
+<h2><a id="wasi_cli_stdout_0_2_8"></a>Import interface wasi:cli/stdout@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="output_stream"></a><code>type output-stream</code></h4>
 <p><a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="get_stdout"></a><code>get-stdout: func</code></h4>
 <h5>Return values</h5>
 <ul>
 <li><a id="get_stdout.0"></a> own&lt;<a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_cli_stderr_0_2_7"></a>Import interface wasi:cli/stderr@0.2.7</h2>
+<h2><a id="wasi_cli_stderr_0_2_8"></a>Import interface wasi:cli/stderr@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="output_stream"></a><code>type output-stream</code></h4>
 <p><a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="get_stderr"></a><code>get-stderr: func</code></h4>
 <h5>Return values</h5>
 <ul>
 <li><a id="get_stderr.0"></a> own&lt;<a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_cli_stdin_0_2_7"></a>Import interface wasi:cli/stdin@0.2.7</h2>
+<h2><a id="wasi_cli_stdin_0_2_8"></a>Import interface wasi:cli/stdin@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="input_stream"></a><code>type input-stream</code></h4>
 <p><a href="#input_stream"><a href="#input_stream"><code>input-stream</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="get_stdin"></a><code>get-stdin: func</code></h4>
 <h5>Return values</h5>
 <ul>
 <li><a id="get_stdin.0"></a> own&lt;<a href="#input_stream"><a href="#input_stream"><code>input-stream</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_http_types_0_2_7"></a>Import interface wasi:http/types@0.2.7</h2>
+<h2><a id="wasi_http_types_0_2_8"></a>Import interface wasi:http/types@0.2.8</h2>
 <p>This interface defines all of the types and methods for implementing
 HTTP Requests and Responses, both incoming and outgoing, as well as
 their headers, trailers, and bodies.</p>
@@ -587,19 +591,19 @@ their headers, trailers, and bodies.</p>
 <h4><a id="duration"></a><code>type duration</code></h4>
 <p><a href="#duration"><a href="#duration"><code>duration</code></a></a></p>
 <p>
-#### <a id="input_stream"></a>`type input-stream`
-[`input-stream`](#input_stream)
+<h4><a id="input_stream"></a><code>type input-stream</code></h4>
+<p><a href="#input_stream"><a href="#input_stream"><code>input-stream</code></a></a></p>
 <p>
-#### <a id="output_stream"></a>`type output-stream`
-[`output-stream`](#output_stream)
+<h4><a id="output_stream"></a><code>type output-stream</code></h4>
+<p><a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a></p>
 <p>
-#### <a id="io_error"></a>`type io-error`
-[`error`](#error)
+<h4><a id="io_error"></a><code>type io-error</code></h4>
+<p><a href="#error"><a href="#error"><code>error</code></a></a></p>
 <p>
-#### <a id="pollable"></a>`type pollable`
-[`pollable`](#pollable)
+<h4><a id="pollable"></a><code>type pollable</code></h4>
+<p><a href="#pollable"><a href="#pollable"><code>pollable</code></a></a></p>
 <p>
-#### <a id="method"></a>`variant method`
+<h4><a id="method"></a><code>variant method</code></h4>
 <p>This type corresponds to HTTP standard Methods.</p>
 <h5>Variant Cases</h5>
 <ul>
@@ -1498,7 +1502,7 @@ but those will be reported by the <a href="#incoming_body"><code>incoming-body</
 <ul>
 <li><a id="method_future_incoming_response_get.0"></a> option&lt;result&lt;result&lt;own&lt;<a href="#incoming_response"><a href="#incoming_response"><code>incoming-response</code></a></a>&gt;, <a href="#error_code"><a href="#error_code"><code>error-code</code></a></a>&gt;&gt;&gt;</li>
 </ul>
-<h2><a id="wasi_http_outgoing_handler_0_2_7"></a>Import interface wasi:http/outgoing-handler@0.2.7</h2>
+<h2><a id="wasi_http_outgoing_handler_0_2_8"></a>Import interface wasi:http/outgoing-handler@0.2.8</h2>
 <p>This interface defines a handler of outgoing HTTP Requests. It should be
 imported by components which wish to make HTTP Requests.</p>
 <hr />
@@ -1506,16 +1510,16 @@ imported by components which wish to make HTTP Requests.</p>
 <h4><a id="outgoing_request"></a><code>type outgoing-request</code></h4>
 <p><a href="#outgoing_request"><a href="#outgoing_request"><code>outgoing-request</code></a></a></p>
 <p>
-#### <a id="request_options"></a>`type request-options`
-[`request-options`](#request_options)
+<h4><a id="request_options"></a><code>type request-options</code></h4>
+<p><a href="#request_options"><a href="#request_options"><code>request-options</code></a></a></p>
 <p>
-#### <a id="future_incoming_response"></a>`type future-incoming-response`
-[`future-incoming-response`](#future_incoming_response)
+<h4><a id="future_incoming_response"></a><code>type future-incoming-response</code></h4>
+<p><a href="#future_incoming_response"><a href="#future_incoming_response"><code>future-incoming-response</code></a></a></p>
 <p>
-#### <a id="error_code"></a>`type error-code`
-[`error-code`](#error_code)
+<h4><a id="error_code"></a><code>type error-code</code></h4>
+<p><a href="#error_code"><a href="#error_code"><code>error-code</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="handle"></a><code>handle: func</code></h4>
 <p>This function is invoked with an outgoing HTTP Request, and it returns
diff --git a/proxy.md b/proxy.md
index 9903503..019f84a 100644
--- a/proxy.md
+++ b/proxy.md
@@ -6,26 +6,26 @@ outgoing HTTP requests.</p>
 <ul>
 <li>Imports:
 <ul>
-<li>interface <a href="#wasi_io_poll_0_2_7"><code>wasi:io/poll@0.2.7</code></a></li>
-<li>interface <a href="#wasi_clocks_monotonic_clock_0_2_7"><code>wasi:clocks/monotonic-clock@0.2.7</code></a></li>
-<li>interface <a href="#wasi_clocks_wall_clock_0_2_7"><code>wasi:clocks/wall-clock@0.2.7</code></a></li>
-<li>interface <a href="#wasi_random_random_0_2_7"><code>wasi:random/random@0.2.7</code></a></li>
-<li>interface <a href="#wasi_io_error_0_2_7"><code>wasi:io/error@0.2.7</code></a></li>
-<li>interface <a href="#wasi_io_streams_0_2_7"><code>wasi:io/streams@0.2.7</code></a></li>
-<li>interface <a href="#wasi_cli_stdout_0_2_7"><code>wasi:cli/stdout@0.2.7</code></a></li>
-<li>interface <a href="#wasi_cli_stderr_0_2_7"><code>wasi:cli/stderr@0.2.7</code></a></li>
-<li>interface <a href="#wasi_cli_stdin_0_2_7"><code>wasi:cli/stdin@0.2.7</code></a></li>
-<li>interface <a href="#wasi_http_types_0_2_7"><code>wasi:http/types@0.2.7</code></a></li>
-<li>interface <a href="#wasi_http_outgoing_handler_0_2_7"><code>wasi:http/outgoing-handler@0.2.7</code></a></li>
+<li>interface <a href="#wasi_io_poll_0_2_8"><code>wasi:io/poll@0.2.8</code></a></li>
+<li>interface <a href="#wasi_clocks_monotonic_clock_0_2_8"><code>wasi:clocks/monotonic-clock@0.2.8</code></a></li>
+<li>interface <a href="#wasi_clocks_wall_clock_0_2_8"><code>wasi:clocks/wall-clock@0.2.8</code></a></li>
+<li>interface <a href="#wasi_random_random_0_2_8"><code>wasi:random/random@0.2.8</code></a></li>
+<li>interface <a href="#wasi_io_error_0_2_8"><code>wasi:io/error@0.2.8</code></a></li>
+<li>interface <a href="#wasi_io_streams_0_2_8"><code>wasi:io/streams@0.2.8</code></a></li>
+<li>interface <a href="#wasi_cli_stdout_0_2_8"><code>wasi:cli/stdout@0.2.8</code></a></li>
+<li>interface <a href="#wasi_cli_stderr_0_2_8"><code>wasi:cli/stderr@0.2.8</code></a></li>
+<li>interface <a href="#wasi_cli_stdin_0_2_8"><code>wasi:cli/stdin@0.2.8</code></a></li>
+<li>interface <a href="#wasi_http_types_0_2_8"><code>wasi:http/types@0.2.8</code></a></li>
+<li>interface <a href="#wasi_http_outgoing_handler_0_2_8"><code>wasi:http/outgoing-handler@0.2.8</code></a></li>
 </ul>
 </li>
 <li>Exports:
 <ul>
-<li>interface <a href="#wasi_http_incoming_handler_0_2_7"><code>wasi:http/incoming-handler@0.2.7</code></a></li>
+<li>interface <a href="#wasi_http_incoming_handler_0_2_8"><code>wasi:http/incoming-handler@0.2.8</code></a></li>
 </ul>
 </li>
 </ul>
-<h2><a id="wasi_io_poll_0_2_7"></a>Import interface wasi:io/poll@0.2.7</h2>
+<h2><a id="wasi_io_poll_0_2_8"></a>Import interface wasi:io/poll@0.2.8</h2>
 <p>A poll API intended to let users wait for I/O events on multiple handles
 at once.</p>
 <hr />
@@ -78,7 +78,7 @@ being ready for I/O.</p>
 <ul>
 <li><a id="poll.0"></a> list&lt;<code>u32</code>&gt;</li>
 </ul>
-<h2><a id="wasi_clocks_monotonic_clock_0_2_7"></a>Import interface wasi:clocks/monotonic-clock@0.2.7</h2>
+<h2><a id="wasi_clocks_monotonic_clock_0_2_8"></a>Import interface wasi:clocks/monotonic-clock@0.2.8</h2>
 <p>WASI Monotonic Clock is a clock API intended to let users measure elapsed
 time.</p>
 <p>It is intended to be portable at least between Unix-family platforms and
@@ -90,8 +90,8 @@ successive reads of the clock will produce non-decreasing values.</p>
 <h4><a id="pollable"></a><code>type pollable</code></h4>
 <p><a href="#pollable"><a href="#pollable"><code>pollable</code></a></a></p>
 <p>
-#### <a id="instant"></a>`type instant`
-`u64`
+<h4><a id="instant"></a><code>type instant</code></h4>
+<p><code>u64</code></p>
 <p>An instant in time, in nanoseconds. An instant is relative to an
 unspecified initial value, and can only be compared to instances from
 the same monotonic-clock.
@@ -104,6 +104,10 @@ the same monotonic-clock.
 <p>Read the current value of the clock.</p>
 <p>The clock is monotonic, therefore calling this function repeatedly will
 produce a sequence of non-decreasing values.</p>
+<p>For completeness, this function traps if it's not possible to represent
+the value of the clock in an <a href="#instant"><code>instant</code></a>. Consequently, implementations
+should ensure that the starting time is low enough to avoid the
+possibility of overflow in practice.</p>
 <h5>Return values</h5>
 <ul>
 <li><a id="now.0"></a> <a href="#instant"><a href="#instant"><code>instant</code></a></a></li>
@@ -137,7 +141,7 @@ elapsed from the time this function is invoked.</p>
 <ul>
 <li><a id="subscribe_duration.0"></a> own&lt;<a href="#pollable"><a href="#pollable"><code>pollable</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_clocks_wall_clock_0_2_7"></a>Import interface wasi:clocks/wall-clock@0.2.7</h2>
+<h2><a id="wasi_clocks_wall_clock_0_2_8"></a>Import interface wasi:clocks/wall-clock@0.2.8</h2>
 <p>WASI Wall Clock is a clock API intended to let users query the current
 time. The name &quot;wall&quot; makes an analogy to a &quot;clock on the wall&quot;, which
 is not necessarily monotonic as it may be reset.</p>
@@ -178,7 +182,7 @@ also known as <a href="https://en.wikipedia.org/wiki/Unix_time">Unix Time</a>.</
 <ul>
 <li><a id="resolution.0"></a> <a href="#datetime"><a href="#datetime"><code>datetime</code></a></a></li>
 </ul>
-<h2><a id="wasi_random_random_0_2_7"></a>Import interface wasi:random/random@0.2.7</h2>
+<h2><a id="wasi_random_random_0_2_8"></a>Import interface wasi:random/random@0.2.8</h2>
 <p>WASI Random is a random data API.</p>
 <p>It is intended to be portable at least between Unix-family platforms and
 Windows.</p>
@@ -211,7 +215,7 @@ represented as a <code>u64</code>.</p>
 <ul>
 <li><a id="get_random_u64.0"></a> <code>u64</code></li>
 </ul>
-<h2><a id="wasi_io_error_0_2_7"></a>Import interface wasi:io/error@0.2.7</h2>
+<h2><a id="wasi_io_error_0_2_8"></a>Import interface wasi:io/error@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="error"></a><code>resource error</code></h4>
@@ -244,7 +248,7 @@ hazard.</p>
 <ul>
 <li><a id="method_error_to_debug_string.0"></a> <code>string</code></li>
 </ul>
-<h2><a id="wasi_io_streams_0_2_7"></a>Import interface wasi:io/streams@0.2.7</h2>
+<h2><a id="wasi_io_streams_0_2_8"></a>Import interface wasi:io/streams@0.2.8</h2>
 <p>WASI I/O is an I/O abstraction API which is currently focused on providing
 stream types.</p>
 <p>In the future, the component model is expected to add built-in stream types;
@@ -254,10 +258,10 @@ when it does, they are expected to subsume this API.</p>
 <h4><a id="error"></a><code>type error</code></h4>
 <p><a href="#error"><a href="#error"><code>error</code></a></a></p>
 <p>
-#### <a id="pollable"></a>`type pollable`
-[`pollable`](#pollable)
+<h4><a id="pollable"></a><code>type pollable</code></h4>
+<p><a href="#pollable"><a href="#pollable"><code>pollable</code></a></a></p>
 <p>
-#### <a id="stream_error"></a>`variant stream-error`
+<h4><a id="stream_error"></a><code>variant stream-error</code></h4>
 <p>An error for input-stream and output-stream operations.</p>
 <h5>Variant Cases</h5>
 <ul>
@@ -546,46 +550,46 @@ is ready for reading, before performing the <code>splice</code>.</p>
 <ul>
 <li><a id="method_output_stream_blocking_splice.0"></a> result&lt;<code>u64</code>, <a href="#stream_error"><a href="#stream_error"><code>stream-error</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_cli_stdout_0_2_7"></a>Import interface wasi:cli/stdout@0.2.7</h2>
+<h2><a id="wasi_cli_stdout_0_2_8"></a>Import interface wasi:cli/stdout@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="output_stream"></a><code>type output-stream</code></h4>
 <p><a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="get_stdout"></a><code>get-stdout: func</code></h4>
 <h5>Return values</h5>
 <ul>
 <li><a id="get_stdout.0"></a> own&lt;<a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_cli_stderr_0_2_7"></a>Import interface wasi:cli/stderr@0.2.7</h2>
+<h2><a id="wasi_cli_stderr_0_2_8"></a>Import interface wasi:cli/stderr@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="output_stream"></a><code>type output-stream</code></h4>
 <p><a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="get_stderr"></a><code>get-stderr: func</code></h4>
 <h5>Return values</h5>
 <ul>
 <li><a id="get_stderr.0"></a> own&lt;<a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_cli_stdin_0_2_7"></a>Import interface wasi:cli/stdin@0.2.7</h2>
+<h2><a id="wasi_cli_stdin_0_2_8"></a>Import interface wasi:cli/stdin@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="input_stream"></a><code>type input-stream</code></h4>
 <p><a href="#input_stream"><a href="#input_stream"><code>input-stream</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="get_stdin"></a><code>get-stdin: func</code></h4>
 <h5>Return values</h5>
 <ul>
 <li><a id="get_stdin.0"></a> own&lt;<a href="#input_stream"><a href="#input_stream"><code>input-stream</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_http_types_0_2_7"></a>Import interface wasi:http/types@0.2.7</h2>
+<h2><a id="wasi_http_types_0_2_8"></a>Import interface wasi:http/types@0.2.8</h2>
 <p>This interface defines all of the types and methods for implementing
 HTTP Requests and Responses, both incoming and outgoing, as well as
 their headers, trailers, and bodies.</p>
@@ -594,19 +598,19 @@ their headers, trailers, and bodies.</p>
 <h4><a id="duration"></a><code>type duration</code></h4>
 <p><a href="#duration"><a href="#duration"><code>duration</code></a></a></p>
 <p>
-#### <a id="input_stream"></a>`type input-stream`
-[`input-stream`](#input_stream)
+<h4><a id="input_stream"></a><code>type input-stream</code></h4>
+<p><a href="#input_stream"><a href="#input_stream"><code>input-stream</code></a></a></p>
 <p>
-#### <a id="output_stream"></a>`type output-stream`
-[`output-stream`](#output_stream)
+<h4><a id="output_stream"></a><code>type output-stream</code></h4>
+<p><a href="#output_stream"><a href="#output_stream"><code>output-stream</code></a></a></p>
 <p>
-#### <a id="io_error"></a>`type io-error`
-[`error`](#error)
+<h4><a id="io_error"></a><code>type io-error</code></h4>
+<p><a href="#error"><a href="#error"><code>error</code></a></a></p>
 <p>
-#### <a id="pollable"></a>`type pollable`
-[`pollable`](#pollable)
+<h4><a id="pollable"></a><code>type pollable</code></h4>
+<p><a href="#pollable"><a href="#pollable"><code>pollable</code></a></a></p>
 <p>
-#### <a id="method"></a>`variant method`
+<h4><a id="method"></a><code>variant method</code></h4>
 <p>This type corresponds to HTTP standard Methods.</p>
 <h5>Variant Cases</h5>
 <ul>
@@ -1505,7 +1509,7 @@ but those will be reported by the <a href="#incoming_body"><code>incoming-body</
 <ul>
 <li><a id="method_future_incoming_response_get.0"></a> option&lt;result&lt;result&lt;own&lt;<a href="#incoming_response"><a href="#incoming_response"><code>incoming-response</code></a></a>&gt;, <a href="#error_code"><a href="#error_code"><code>error-code</code></a></a>&gt;&gt;&gt;</li>
 </ul>
-<h2><a id="wasi_http_outgoing_handler_0_2_7"></a>Import interface wasi:http/outgoing-handler@0.2.7</h2>
+<h2><a id="wasi_http_outgoing_handler_0_2_8"></a>Import interface wasi:http/outgoing-handler@0.2.8</h2>
 <p>This interface defines a handler of outgoing HTTP Requests. It should be
 imported by components which wish to make HTTP Requests.</p>
 <hr />
@@ -1513,16 +1517,16 @@ imported by components which wish to make HTTP Requests.</p>
 <h4><a id="outgoing_request"></a><code>type outgoing-request</code></h4>
 <p><a href="#outgoing_request"><a href="#outgoing_request"><code>outgoing-request</code></a></a></p>
 <p>
-#### <a id="request_options"></a>`type request-options`
-[`request-options`](#request_options)
+<h4><a id="request_options"></a><code>type request-options</code></h4>
+<p><a href="#request_options"><a href="#request_options"><code>request-options</code></a></a></p>
 <p>
-#### <a id="future_incoming_response"></a>`type future-incoming-response`
-[`future-incoming-response`](#future_incoming_response)
+<h4><a id="future_incoming_response"></a><code>type future-incoming-response</code></h4>
+<p><a href="#future_incoming_response"><a href="#future_incoming_response"><code>future-incoming-response</code></a></a></p>
 <p>
-#### <a id="error_code"></a>`type error-code`
-[`error-code`](#error_code)
+<h4><a id="error_code"></a><code>type error-code</code></h4>
+<p><a href="#error_code"><a href="#error_code"><code>error-code</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="handle"></a><code>handle: func</code></h4>
 <p>This function is invoked with an outgoing HTTP Request, and it returns
@@ -1542,16 +1546,16 @@ through the <a href="#future_incoming_response"><code>future-incoming-response</
 <ul>
 <li><a id="handle.0"></a> result&lt;own&lt;<a href="#future_incoming_response"><a href="#future_incoming_response"><code>future-incoming-response</code></a></a>&gt;, <a href="#error_code"><a href="#error_code"><code>error-code</code></a></a>&gt;</li>
 </ul>
-<h2><a id="wasi_http_incoming_handler_0_2_7"></a>Export interface wasi:http/incoming-handler@0.2.7</h2>
+<h2><a id="wasi_http_incoming_handler_0_2_8"></a>Export interface wasi:http/incoming-handler@0.2.8</h2>
 <hr />
 <h3>Types</h3>
 <h4><a id="incoming_request"></a><code>type incoming-request</code></h4>
 <p><a href="#incoming_request"><a href="#incoming_request"><code>incoming-request</code></a></a></p>
 <p>
-#### <a id="response_outparam"></a>`type response-outparam`
-[`response-outparam`](#response_outparam)
+<h4><a id="response_outparam"></a><code>type response-outparam</code></h4>
+<p><a href="#response_outparam"><a href="#response_outparam"><code>response-outparam</code></a></a></p>
 <p>
-----
+<hr />
 <h3>Functions</h3>
 <h4><a id="handle"></a><code>handle: func</code></h4>
 <p>This function is invoked with an incoming HTTP Request, and a resource
diff --git a/wit/deps.lock b/wit/deps.lock
index de72b0a..cac326b 100644
--- a/wit/deps.lock
+++ b/wit/deps.lock
@@ -1,25 +1,25 @@
 [cli]
-url = "https://github.com/WebAssembly/wasi-cli/archive/v0.2.7.tar.gz"
-sha256 = "0595631e4b6c425fd5b976315cbb278248c7c1aa20c368bfb0c6581b0cbba274"
-sha512 = "2cf8b0575382a823aa0f7f943ad980a4a8076843600882fb046a753bd10a1dbf92b966e2087e892b7d9f35e6e25110514ee8269249c16977323fb2914a248ab9"
+url = "https://github.com/WebAssembly/wasi-cli/archive/v0.2.8.tar.gz"
+sha256 = "d223b55ba73b8a265cc36db836487a16dcb1ed859d92a693827ad5ca2d2dfba8"
+sha512 = "db0dd1a7225f08b27092f75aa32ca3e9fc6cda666cdf0a46521ca32702a1985f4e7b7c5b78e61f6eef348c2807d09fb8c11ccfc95d572465aa86f4024d44afa0"
 deps = ["clocks", "filesystem", "io", "random", "sockets"]
 
 [clocks]
-sha256 = "d0a8d048c41b566b978cd8ecd03fa51ec1f65af4c26be2f0fc9cfdd7dd6f34f3"
-sha512 = "8d1c9ddaaea70ae54376bfc02dcdd0437336fb4fc67f89763ce09540caefe84cbae89a8de3605aa7613c49188636e925047bcd150c2c60685850095fefb68b73"
+sha256 = "be1d8c61e2544e2b48d902c60df73577e293349063344ce752cda4d323f8b913"
+sha512 = "0fd7962c62b135da0e584c2b58a55147bf09873848b0bb5bd3913019bc3f8d4b5969fbd6f7f96fd99a015efaf562a3eeafe3bc13049f8572a6e13ef9ef0e7e75"
 
 [filesystem]
-sha256 = "55942d9c31ed62d05d32d62d211a5c93983df7c0f1489124ca120cf58c4d61c0"
-sha512 = "1250a19334ad6acf18adead4503f22c99bfbca7cfb7267431547d4bcca34f91e9635648d00f064276086887a9c80ffacbf68bee832b9e4cd1c921bec0776717f"
+sha256 = "57c2e5e40c57d54a2eacb55d8855d2963a6c0b33971a3620c1468b732233d593"
+sha512 = "11d1dee738bea1fdd15f5cc07ea10bfb9953a4e84361bbdc2c1051f9520463329ec839caffe0e5cf22870584846f9bfe627c1b77ee4b555fcc990b8106791c68"
 
 [io]
-sha256 = "62ae80f2e340cddbac8e94f78e6270735aea536367ecb98de5f4ac6aef66b5c4"
-sha512 = "a02a1ebd261ae884b0315b3528d1a93819ddc4b616f66c77f2bea9dd1de888208dc3b9004a553363f5e8491ea925d65ebbd0d68eaa87238316b47469a3bf97bb"
+sha256 = "9f1ad5da70f621bbd4c69e3bd90250a0c12ecfde266aa8f99684fc44bc1e7c15"
+sha512 = "6d0a9db6848f24762933d1c168a5b5b1065ba838c253ee20454afeb8dd1a049b918d25deff556083d68095dd3126ae131ac3e738774320eee5d918f5a4b5354e"
 
 [random]
-sha256 = "168a5a22cfc489bbde2a2ce38d3a20b5c418fb099d3993196fca2129f8e9bfc0"
-sha512 = "1641fed653abe0991cdeee330bf6d3f6e17b9d2b3b9766588c792f181e8133727efa20feb41d0f325e3db8158ce51948c2d6648e02e8998df8eba3c88959bfca"
+sha256 = "febd6f75dec1fa733b8e25c1cdee4de9acd922ddf755a192d85f479b1f96b445"
+sha512 = "1689d2eee3c64b9fc91faaf43741ff95f343b05acc758342dbf3aa86830de1ec66b4bcd0fe22bf1f77abc4a1feeaae90cdc2c06eedc30952a6667f70edca7d8f"
 
 [sockets]
-sha256 = "33b150bb413c6f4e2ab1ab12b6da822d6c712f13a0644177b108f57dff5783d6"
-sha512 = "47efa2fea61374da2853b4ff2aed394b54c8e1d164ce6706332bd1056a16c2eb0a8d7c0ab5408a8b08537b615197ff4a44bdb5d132772a8d6049de5c39ec5e68"
+sha256 = "e82bb0502324f44ef22f6fdadec51f4963faf8ccd21187c37397ea872c0548c0"
+sha512 = "b8139db2b26a95d6948e345cf036497883943134ea832abfabd7267682d9f84b4c86ff38fc771125f1a8e2bcd237ea0a731d83bf22df9d78f19e452061227d77"
diff --git a/wit/deps.toml b/wit/deps.toml
index b1f5af2..07d395a 100644
--- a/wit/deps.toml
+++ b/wit/deps.toml
@@ -1 +1 @@
-cli = "https://github.com/WebAssembly/wasi-cli/archive/v0.2.7.tar.gz"
+cli = "https://github.com/WebAssembly/wasi-cli/archive/v0.2.8.tar.gz"
diff --git a/wit/deps/cli/command.wit b/wit/deps/cli/command.wit
index dfecf91..38ef86b 100644
--- a/wit/deps/cli/command.wit
+++ b/wit/deps/cli/command.wit
@@ -1,4 +1,4 @@
-package wasi:cli@0.2.7;
+package wasi:cli@0.2.8;
 
 @since(version = 0.2.0)
 world command {
diff --git a/wit/deps/cli/imports.wit b/wit/deps/cli/imports.wit
index e7f7942..cec1be5 100644
--- a/wit/deps/cli/imports.wit
+++ b/wit/deps/cli/imports.wit
@@ -1,17 +1,17 @@
-package wasi:cli@0.2.7;
+package wasi:cli@0.2.8;
 
 @since(version = 0.2.0)
 world imports {
   @since(version = 0.2.0)
-  include wasi:clocks/imports@0.2.7;
+  include wasi:clocks/imports@0.2.8;
   @since(version = 0.2.0)
-  include wasi:filesystem/imports@0.2.7;
+  include wasi:filesystem/imports@0.2.8;
   @since(version = 0.2.0)
-  include wasi:sockets/imports@0.2.7;
+  include wasi:sockets/imports@0.2.8;
   @since(version = 0.2.0)
-  include wasi:random/imports@0.2.7;
+  include wasi:random/imports@0.2.8;
   @since(version = 0.2.0)
-  include wasi:io/imports@0.2.7;
+  include wasi:io/imports@0.2.8;
 
   @since(version = 0.2.0)
   import environment;
diff --git a/wit/deps/cli/stdio.wit b/wit/deps/cli/stdio.wit
index 1c3c6d0..44767c6 100644
--- a/wit/deps/cli/stdio.wit
+++ b/wit/deps/cli/stdio.wit
@@ -1,7 +1,7 @@
 @since(version = 0.2.0)
 interface stdin {
   @since(version = 0.2.0)
-  use wasi:io/streams@0.2.7.{input-stream};
+  use wasi:io/streams@0.2.8.{input-stream};
 
   @since(version = 0.2.0)
   get-stdin: func() -> input-stream;
@@ -10,7 +10,7 @@ interface stdin {
 @since(version = 0.2.0)
 interface stdout {
   @since(version = 0.2.0)
-  use wasi:io/streams@0.2.7.{output-stream};
+  use wasi:io/streams@0.2.8.{output-stream};
 
   @since(version = 0.2.0)
   get-stdout: func() -> output-stream;
@@ -19,7 +19,7 @@ interface stdout {
 @since(version = 0.2.0)
 interface stderr {
   @since(version = 0.2.0)
-  use wasi:io/streams@0.2.7.{output-stream};
+  use wasi:io/streams@0.2.8.{output-stream};
 
   @since(version = 0.2.0)
   get-stderr: func() -> output-stream;
diff --git a/wit/deps/clocks/monotonic-clock.wit b/wit/deps/clocks/monotonic-clock.wit
index 98a9ad4..e60f366 100644
--- a/wit/deps/clocks/monotonic-clock.wit
+++ b/wit/deps/clocks/monotonic-clock.wit
@@ -1,4 +1,4 @@
-package wasi:clocks@0.2.7;
+package wasi:clocks@0.2.8;
 /// WASI Monotonic Clock is a clock API intended to let users measure elapsed
 /// time.
 ///
@@ -10,7 +10,7 @@ package wasi:clocks@0.2.7;
 @since(version = 0.2.0)
 interface monotonic-clock {
     @since(version = 0.2.0)
-    use wasi:io/poll@0.2.7.{pollable};
+    use wasi:io/poll@0.2.8.{pollable};
 
     /// An instant in time, in nanoseconds. An instant is relative to an
     /// unspecified initial value, and can only be compared to instances from
@@ -26,6 +26,11 @@ interface monotonic-clock {
     ///
     /// The clock is monotonic, therefore calling this function repeatedly will
     /// produce a sequence of non-decreasing values.
+    ///
+    /// For completeness, this function traps if it's not possible to represent
+    /// the value of the clock in an `instant`. Consequently, implementations
+    /// should ensure that the starting time is low enough to avoid the
+    /// possibility of overflow in practice.
     @since(version = 0.2.0)
     now: func() -> instant;
 
diff --git a/wit/deps/clocks/timezone.wit b/wit/deps/clocks/timezone.wit
index 4740bde..534814a 100644
--- a/wit/deps/clocks/timezone.wit
+++ b/wit/deps/clocks/timezone.wit
@@ -1,4 +1,4 @@
-package wasi:clocks@0.2.7;
+package wasi:clocks@0.2.8;
 
 @unstable(feature = clocks-timezone)
 interface timezone {
diff --git a/wit/deps/clocks/wall-clock.wit b/wit/deps/clocks/wall-clock.wit
index 2179b6c..3386c80 100644
--- a/wit/deps/clocks/wall-clock.wit
+++ b/wit/deps/clocks/wall-clock.wit
@@ -1,4 +1,4 @@
-package wasi:clocks@0.2.7;
+package wasi:clocks@0.2.8;
 /// WASI Wall Clock is a clock API intended to let users query the current
 /// time. The name "wall" makes an analogy to a "clock on the wall", which
 /// is not necessarily monotonic as it may be reset.
diff --git a/wit/deps/clocks/world.wit b/wit/deps/clocks/world.wit
index a08ff2c..1655ca8 100644
--- a/wit/deps/clocks/world.wit
+++ b/wit/deps/clocks/world.wit
@@ -1,4 +1,4 @@
-package wasi:clocks@0.2.7;
+package wasi:clocks@0.2.8;
 
 @since(version = 0.2.0)
 world imports {
diff --git a/wit/deps/filesystem/preopens.wit b/wit/deps/filesystem/preopens.wit
index b1a0a99..0d2cca6 100644
--- a/wit/deps/filesystem/preopens.wit
+++ b/wit/deps/filesystem/preopens.wit
@@ -1,4 +1,4 @@
-package wasi:filesystem@0.2.7;
+package wasi:filesystem@0.2.8;
 
 @since(version = 0.2.0)
 interface preopens {
diff --git a/wit/deps/filesystem/types.wit b/wit/deps/filesystem/types.wit
index a7da2b7..ac68f88 100644
--- a/wit/deps/filesystem/types.wit
+++ b/wit/deps/filesystem/types.wit
@@ -1,4 +1,4 @@
-package wasi:filesystem@0.2.7;
+package wasi:filesystem@0.2.8;
 /// WASI filesystem is a filesystem API primarily intended to let users run WASI
 /// programs that access their files on their existing filesystems, without
 /// significant overhead.
@@ -26,9 +26,9 @@ package wasi:filesystem@0.2.7;
 @since(version = 0.2.0)
 interface types {
     @since(version = 0.2.0)
-    use wasi:io/streams@0.2.7.{input-stream, output-stream, error};
+    use wasi:io/streams@0.2.8.{input-stream, output-stream, error};
     @since(version = 0.2.0)
-    use wasi:clocks/wall-clock@0.2.7.{datetime};
+    use wasi:clocks/wall-clock@0.2.8.{datetime};
 
     /// File size or length of a region within a file.
     @since(version = 0.2.0)
diff --git a/wit/deps/filesystem/world.wit b/wit/deps/filesystem/world.wit
index 67309b4..7daf067 100644
--- a/wit/deps/filesystem/world.wit
+++ b/wit/deps/filesystem/world.wit
@@ -1,4 +1,4 @@
-package wasi:filesystem@0.2.7;
+package wasi:filesystem@0.2.8;
 
 @since(version = 0.2.0)
 world imports {
diff --git a/wit/deps/io/error.wit b/wit/deps/io/error.wit
index acab3a8..dd5a1af 100644
--- a/wit/deps/io/error.wit
+++ b/wit/deps/io/error.wit
@@ -1,4 +1,4 @@
-package wasi:io@0.2.7;
+package wasi:io@0.2.8;
 
 @since(version = 0.2.0)
 interface error {
diff --git a/wit/deps/io/poll.wit b/wit/deps/io/poll.wit
index a525164..833b381 100644
--- a/wit/deps/io/poll.wit
+++ b/wit/deps/io/poll.wit
@@ -1,4 +1,4 @@
-package wasi:io@0.2.7;
+package wasi:io@0.2.8;
 
 /// A poll API intended to let users wait for I/O events on multiple handles
 /// at once.
diff --git a/wit/deps/io/streams.wit b/wit/deps/io/streams.wit
index 7ae29a3..fbb0268 100644
--- a/wit/deps/io/streams.wit
+++ b/wit/deps/io/streams.wit
@@ -1,4 +1,4 @@
-package wasi:io@0.2.7;
+package wasi:io@0.2.8;
 
 /// WASI I/O is an I/O abstraction API which is currently focused on providing
 /// stream types.
diff --git a/wit/deps/io/world.wit b/wit/deps/io/world.wit
index 73b1a6d..1cc3fce 100644
--- a/wit/deps/io/world.wit
+++ b/wit/deps/io/world.wit
@@ -1,4 +1,4 @@
-package wasi:io@0.2.7;
+package wasi:io@0.2.8;
 
 @since(version = 0.2.0)
 world imports {
diff --git a/wit/deps/random/insecure-seed.wit b/wit/deps/random/insecure-seed.wit
index 0209b84..b2b435e 100644
--- a/wit/deps/random/insecure-seed.wit
+++ b/wit/deps/random/insecure-seed.wit
@@ -1,4 +1,4 @@
-package wasi:random@0.2.7;
+package wasi:random@0.2.8;
 /// The insecure-seed interface for seeding hash-map DoS resistance.
 ///
 /// It is intended to be portable at least between Unix-family platforms and
diff --git a/wit/deps/random/insecure.wit b/wit/deps/random/insecure.wit
index 820d069..6dc77ad 100644
--- a/wit/deps/random/insecure.wit
+++ b/wit/deps/random/insecure.wit
@@ -1,4 +1,4 @@
-package wasi:random@0.2.7;
+package wasi:random@0.2.8;
 /// The insecure interface for insecure pseudo-random numbers.
 ///
 /// It is intended to be portable at least between Unix-family platforms and
diff --git a/wit/deps/random/random.wit b/wit/deps/random/random.wit
index 974ab46..524e77d 100644
--- a/wit/deps/random/random.wit
+++ b/wit/deps/random/random.wit
@@ -1,4 +1,4 @@
-package wasi:random@0.2.7;
+package wasi:random@0.2.8;
 /// WASI Random is a random data API.
 ///
 /// It is intended to be portable at least between Unix-family platforms and
diff --git a/wit/deps/random/world.wit b/wit/deps/random/world.wit
index 333b425..c0c3272 100644
--- a/wit/deps/random/world.wit
+++ b/wit/deps/random/world.wit
@@ -1,4 +1,4 @@
-package wasi:random@0.2.7;
+package wasi:random@0.2.8;
 
 @since(version = 0.2.0)
 world imports {
diff --git a/wit/deps/sockets/ip-name-lookup.wit b/wit/deps/sockets/ip-name-lookup.wit
index df2735a..ecdaa84 100644
--- a/wit/deps/sockets/ip-name-lookup.wit
+++ b/wit/deps/sockets/ip-name-lookup.wit
@@ -1,7 +1,7 @@
 @since(version = 0.2.0)
 interface ip-name-lookup {
     @since(version = 0.2.0)
-    use wasi:io/poll@0.2.7.{pollable};
+    use wasi:io/poll@0.2.8.{pollable};
     @since(version = 0.2.0)
     use network.{network, error-code, ip-address};
 
diff --git a/wit/deps/sockets/network.wit b/wit/deps/sockets/network.wit
index 95df71f..75a4f7d 100644
--- a/wit/deps/sockets/network.wit
+++ b/wit/deps/sockets/network.wit
@@ -1,7 +1,7 @@
 @since(version = 0.2.0)
 interface network {
     @unstable(feature = network-error-code)
-    use wasi:io/error@0.2.7.{error};
+    use wasi:io/error@0.2.8.{error};
 
     /// An opaque resource that represents access to (a subset of) the network.
     /// This enables context-based security for networking.
diff --git a/wit/deps/sockets/tcp.wit b/wit/deps/sockets/tcp.wit
index 104d9aa..9b5552d 100644
--- a/wit/deps/sockets/tcp.wit
+++ b/wit/deps/sockets/tcp.wit
@@ -1,11 +1,11 @@
 @since(version = 0.2.0)
 interface tcp {
     @since(version = 0.2.0)
-    use wasi:io/streams@0.2.7.{input-stream, output-stream};
+    use wasi:io/streams@0.2.8.{input-stream, output-stream};
     @since(version = 0.2.0)
-    use wasi:io/poll@0.2.7.{pollable};
+    use wasi:io/poll@0.2.8.{pollable};
     @since(version = 0.2.0)
-    use wasi:clocks/monotonic-clock@0.2.7.{duration};
+    use wasi:clocks/monotonic-clock@0.2.8.{duration};
     @since(version = 0.2.0)
     use network.{network, error-code, ip-socket-address, ip-address-family};
 
diff --git a/wit/deps/sockets/udp.wit b/wit/deps/sockets/udp.wit
index ecf2dfe..0000a15 100644
--- a/wit/deps/sockets/udp.wit
+++ b/wit/deps/sockets/udp.wit
@@ -1,7 +1,7 @@
 @since(version = 0.2.0)
 interface udp {
     @since(version = 0.2.0)
-    use wasi:io/poll@0.2.7.{pollable};
+    use wasi:io/poll@0.2.8.{pollable};
     @since(version = 0.2.0)
     use network.{network, error-code, ip-socket-address, ip-address-family};
 
diff --git a/wit/deps/sockets/world.wit b/wit/deps/sockets/world.wit
index 9a4d317..4441e91 100644
--- a/wit/deps/sockets/world.wit
+++ b/wit/deps/sockets/world.wit
@@ -1,4 +1,4 @@
-package wasi:sockets@0.2.7;
+package wasi:sockets@0.2.8;
 
 @since(version = 0.2.0)
 world imports {
diff --git a/wit/proxy.wit b/wit/proxy.wit
index b503ea7..5ae19e6 100644
--- a/wit/proxy.wit
+++ b/wit/proxy.wit
@@ -1,4 +1,4 @@
-package wasi:http@0.2.7;
+package wasi:http@0.2.8;
 
 /// The `wasi:http/imports` world imports all the APIs for HTTP proxies.
 /// It is intended to be `include`d in other worlds.
@@ -6,25 +6,25 @@ package wasi:http@0.2.7;
 world imports {
   /// HTTP proxies have access to time and randomness.
   @since(version = 0.2.0)
-  import wasi:clocks/monotonic-clock@0.2.7;
+  import wasi:clocks/monotonic-clock@0.2.8;
   @since(version = 0.2.0)
-  import wasi:clocks/wall-clock@0.2.7;
+  import wasi:clocks/wall-clock@0.2.8;
   @since(version = 0.2.0)
-  import wasi:random/random@0.2.7;
+  import wasi:random/random@0.2.8;
 
   /// Proxies have standard output and error streams which are expected to
   /// terminate in a developer-facing console provided by the host.
   @since(version = 0.2.0)
-  import wasi:cli/stdout@0.2.7;
+  import wasi:cli/stdout@0.2.8;
   @since(version = 0.2.0)
-  import wasi:cli/stderr@0.2.7;
+  import wasi:cli/stderr@0.2.8;
 
   /// TODO: this is a temporary workaround until component tooling is able to
   /// gracefully handle the absence of stdin. Hosts must return an eof stream
   /// for this import, which is what wasi-libc + tooling will do automatically
   /// when this import is properly removed.
   @since(version = 0.2.0)
-  import wasi:cli/stdin@0.2.7;
+  import wasi:cli/stdin@0.2.8;
 
   /// This is the default handler to use when user code simply wants to make an
   /// HTTP request (e.g., via `fetch()`).
diff --git a/wit/types.wit b/wit/types.wit
index 9ebff8b..7af8b96 100644
--- a/wit/types.wit
+++ b/wit/types.wit
@@ -4,13 +4,13 @@
 @since(version = 0.2.0)
 interface types {
   @since(version = 0.2.0)
-  use wasi:clocks/monotonic-clock@0.2.7.{duration};
+  use wasi:clocks/monotonic-clock@0.2.8.{duration};
   @since(version = 0.2.0)
-  use wasi:io/streams@0.2.7.{input-stream, output-stream};
+  use wasi:io/streams@0.2.8.{input-stream, output-stream};
   @since(version = 0.2.0)
-  use wasi:io/error@0.2.7.{error as io-error};
+  use wasi:io/error@0.2.8.{error as io-error};
   @since(version = 0.2.0)
-  use wasi:io/poll@0.2.7.{pollable};
+  use wasi:io/poll@0.2.8.{pollable};
 
   /// This type corresponds to HTTP standard Methods.
   @since(version = 0.2.0)