diff --git a/Cargo.lock b/Cargo.lock
index c3985d4..be84b17 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1751,14 +1751,14 @@ checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
 [[package]]
 name = "stateroom"
-version = "0.2.8"
+version = "0.4.0"
 dependencies = [
  "serde",
 ]
 
 [[package]]
 name = "stateroom-cli"
-version = "0.2.9"
+version = "0.4.0"
 dependencies = [
  "anyhow",
  "cargo_metadata",
@@ -1776,7 +1776,7 @@ dependencies = [
 
 [[package]]
 name = "stateroom-server"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "axum",
  "dashmap",
@@ -1788,7 +1788,7 @@ dependencies = [
 
 [[package]]
 name = "stateroom-wasm"
-version = "0.2.9"
+version = "0.4.0"
 dependencies = [
  "bincode",
  "stateroom",
@@ -1797,7 +1797,7 @@ dependencies = [
 
 [[package]]
 name = "stateroom-wasm-host"
-version = "0.2.9"
+version = "0.4.0"
 dependencies = [
  "anyhow",
  "bincode",
@@ -1810,7 +1810,7 @@ dependencies = [
 
 [[package]]
 name = "stateroom-wasm-macro"
-version = "0.2.9"
+version = "0.4.0"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 6aafd4f..ba3ce0e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,4 +8,4 @@ exclude = [
 members = [
     "stateroom",
     "stateroom-*",
-]
\ No newline at end of file
+]
diff --git a/stateroom-cli/Cargo.toml b/stateroom-cli/Cargo.toml
index 0038e7b..8ee78a6 100644
--- a/stateroom-cli/Cargo.toml
+++ b/stateroom-cli/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stateroom-cli"
-version = "0.2.9"
+version = "0.4.0"
 edition = "2018"
 readme = "README.md"
 repository = "https://github.com/drifting-in-space/stateroom"
@@ -14,9 +14,9 @@ cargo_metadata = "0.18.1"
 clap = { version = "4.1.6", features = ["derive"] }
 fs_extra = "1.2.0"
 serde = { version = "1.0.127", features = ["derive"] }
-stateroom = { path="../stateroom", version="0.2.8" }
-stateroom-server = { path="../stateroom-server", version="0.3.0" }
-stateroom-wasm-host = { path="../stateroom-wasm-host", version="0.2.8" }
+stateroom = { path="../stateroom", version="0.4.0" }
+stateroom-server = { path="../stateroom-server", version="0.4.0" }
+stateroom-wasm-host = { path="../stateroom-wasm-host", version="0.4.0" }
 toml = "0.8.12"
 tracing = "0.1.28"
 tracing-subscriber = { version = "0.3.5", features = ["env-filter"] }
diff --git a/stateroom-server/Cargo.toml b/stateroom-server/Cargo.toml
index 629caa8..950d417 100644
--- a/stateroom-server/Cargo.toml
+++ b/stateroom-server/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stateroom-server"
-version = "0.3.0"
+version = "0.4.0"
 edition = "2021"
 readme = "README.md"
 repository = "https://github.com/drifting-in-space/stateroom"
@@ -12,6 +12,6 @@ description = "Server for Stateroom services over WebSockets"
 axum = { version = "0.7.5", features = ["ws"] }
 dashmap = "5.5.3"
 futures-util = "0.3.30"
-stateroom = {path="../stateroom", version="0.2.8"}
+stateroom = {path="../stateroom", version="0.4.0"}
 tokio = { version = "1.37.0", features = ["rt-multi-thread"] }
 tracing = "0.1.40"
diff --git a/stateroom-wasm-host/Cargo.toml b/stateroom-wasm-host/Cargo.toml
index 0194996..47a5e01 100644
--- a/stateroom-wasm-host/Cargo.toml
+++ b/stateroom-wasm-host/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stateroom-wasm-host"
-version = "0.2.9"
+version = "0.4.0"
 edition = "2018"
 readme = "README.md"
 repository = "https://github.com/drifting-in-space/stateroom"
@@ -11,7 +11,7 @@ description = "A Stateroom service implementation that takes a WebAssembly modul
 [dependencies]
 anyhow = "1.0.45"
 byteorder = "1.4.3"
-stateroom = {path="../stateroom", version="0.2.8", features=["serde"]}
+stateroom = {path="../stateroom", version="0.4.0", features=["serde"]}
 wasmtime = "20.0.0"
 tracing = "0.1.28"
 wasi-common = "20.0.0"
diff --git a/stateroom-wasm/Cargo.toml b/stateroom-wasm/Cargo.toml
index 732ac25..cd2ed53 100644
--- a/stateroom-wasm/Cargo.toml
+++ b/stateroom-wasm/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stateroom-wasm"
-version = "0.2.9"
+version = "0.4.0"
 edition = "2018"
 readme = "README.md"
 repository = "https://github.com/drifting-in-space/stateroom"
@@ -9,6 +9,6 @@ keywords = ["websocket", "webassembly", "stateroom"]
 description = "A macro for building a Stateroom service as a WebAssembly module."
 
 [dependencies]
-stateroom-wasm-macro = {path="./stateroom-wasm-macro", version="0.2.8"}
-stateroom = {path="../stateroom", version="0.2.8", features=["serde"]}
+stateroom-wasm-macro = {path="./stateroom-wasm-macro", version="0.4.0"}
+stateroom = {path="../stateroom", version="0.4.0", features=["serde"]}
 bincode = "1.3.3"
diff --git a/stateroom-wasm/stateroom-wasm-macro/Cargo.toml b/stateroom-wasm/stateroom-wasm-macro/Cargo.toml
index 8b03b66..585e9a6 100644
--- a/stateroom-wasm/stateroom-wasm-macro/Cargo.toml
+++ b/stateroom-wasm/stateroom-wasm-macro/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stateroom-wasm-macro"
-version = "0.2.9"
+version = "0.4.0"
 authors = ["Paul Butler <paulgb@gmail.com>"]
 edition = "2018"
 readme = "README.md"
diff --git a/stateroom/Cargo.toml b/stateroom/Cargo.toml
index 21edf31..ae88370 100644
--- a/stateroom/Cargo.toml
+++ b/stateroom/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "stateroom"
-version = "0.2.8"
+version = "0.4.0"
 authors = ["Paul Butler <paulgb@gmail.com>"]
 edition = "2018"
 readme = "../README.md"