diff --git a/readme.md b/readme.md
index 5d40f99..25cd1d3 100644
--- a/readme.md
+++ b/readme.md
@@ -22,7 +22,7 @@ Please see the [project documentation](https://socketry.github.io/protocol-http/
 
 Please see the [project releases](https://socketry.github.io/protocol-http/releases/index) for all releases.
 
-### Unreleased
+### v0.30.0
 
   - [`Request[]` and `Response[]` Keyword Arguments](https://socketry.github.io/protocol-http/releases/index#request[]-and-response[]-keyword-arguments)
   - [Interim Response Handling](https://socketry.github.io/protocol-http/releases/index#interim-response-handling)
diff --git a/releases.md b/releases.md
index 652f758..43eba2e 100644
--- a/releases.md
+++ b/releases.md
@@ -1,12 +1,12 @@
 # Releases
 
-## Unreleased
+## v0.30.0
 
 ### `Request[]` and `Response[]` Keyword Arguments
 
 The `Request[]` and `Response[]` methods now support keyword arguments as a convenient way to set various positional arguments.
 
-```ruby
+``` ruby
 # Request keyword arguments:
 client.get("/", headers: {"accept" => "text/html"}, authority: "example.com")
 
@@ -21,14 +21,14 @@ The `Request` class now exposes a `#interim_response` attribute which can be use
 
 On the client side, you can pass a callback using the `interim_response` keyword argument which will be invoked whenever an interim response is received:
 
-```ruby
+``` ruby
 client = ...
 response = client.get("/index", interim_response: proc{|status, headers| ...})
 ```
 
 On the server side, you can send an interim response using the `#send_interim_response` method:
 
-```ruby
+``` ruby
 def call(request)
 	if request.headers["expect"] == "100-continue"
 		# Send an interim response: