diff --git a/wasi-filesystem.abi.md b/wasi-filesystem.abi.md
index 34d1ec0..3dc7f0c 100644
--- a/wasi-filesystem.abi.md
+++ b/wasi-filesystem.abi.md
@@ -26,7 +26,7 @@ Size: 8, Alignment: 8
Size: 8, Alignment: 8
-## `info`: record
+## `fd-info`: record
Information associated with a descriptor.
@@ -36,11 +36,11 @@ Size: 2, Alignment: 1
### Record Fields
-- [`type`](#info.type): [`type`](#type)
+- [`type`](#fd_info.type): [`type`](#type)
The type of filesystem object referenced by a descriptor.
-- [`flags`](#info.flags): [`flags`](#flags)
+- [`flags`](#fd_info.flags): [`flags`](#flags)
Flags associated with a descriptor.
@@ -657,8 +657,8 @@ Size: 16, Alignment: 8
##### Params
- `self`: handle
-- `offset`: `u64`
-- `len`: `u64`
+- `offset`: [`filesize`](#filesize)
+- `len`: [`size`](#size)
- `advice`: [`advice`](#advice)
##### Results
@@ -693,7 +693,7 @@ Size: 16, Alignment: 8
- `self`: handle
##### Results
-- result<[`info`](#info), [`errno`](#errno)>
+- result<[`fd-info`](#fd_info), [`errno`](#errno)>
----
diff --git a/wasi-filesystem.wit.md b/wasi-filesystem.wit.md
index 5a06498..cedcd5d 100644
--- a/wasi-filesystem.wit.md
+++ b/wasi-filesystem.wit.md
@@ -40,12 +40,12 @@ type filedelta = s64
type timestamp = u64
```
-## `info`
+## `fd-info`
```wit
/// Information associated with a descriptor.
///
/// Note: This was called `fdstat` in earlier versions of WASI.
-record info {
+record fd-info {
/// The type of filesystem object referenced by a descriptor.
%type: %type,
/// Flags associated with a descriptor.
@@ -413,15 +413,15 @@ resource descriptor {
/// This is similar to `posix_fadvise` in POSIX.
fadvise: func(
/// The offset within the file to which the advisory applies.
- offset: u64,
+ offset: filesize,
/// The length of the region to which the advisory applies.
- len: u64,
+ len: size,
/// The advice.
advice: advice
) -> result<_, errno>
```
-## `fdatasync`
+## `datasync`
```wit
/// Synchronize the data of a file to disk.
///
@@ -437,7 +437,7 @@ datasync: func() -> result<_, errno>
/// as additional fields.
///
/// Note: This was called `fdstat_get` in earlier versions of WASI.
-info: func() -> result
+info: func() -> result
```
## `set-size`