diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0ee8c01..2537c1f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.3.0"
+  ".": "0.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ac987e..9ce2acc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.0](https://github.com/bedrock-python/clientwright/compare/clientwright-v0.3.0...clientwright-v0.4.0) (2026-09-14)
+
+
+### Features
+
+* component= and client_type= on ClientwrightProvider, and the circuit-state gauge on its runtime ([0ac6cdf](https://github.com/bedrock-python/clientwright/commit/0ac6cdfd179e1e5bd57ba3d4a49c95892cf6d844)), closes [#35](https://github.com/bedrock-python/clientwright/issues/35)
+
 ## [0.3.0](https://github.com/bedrock-python/clientwright/compare/clientwright-v0.2.2...clientwright-v0.3.0) (2026-09-14)
 
 
diff --git a/clientwright/__version__.py b/clientwright/__version__.py
index 7e1d86a..9ce25b8 100644
--- a/clientwright/__version__.py
+++ b/clientwright/__version__.py
@@ -1 +1 @@
-__version__ = "0.3.0"  # x-release-please-version
+__version__ = "0.4.0"  # x-release-please-version