diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 218393f..4cff5b9 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.4.1"
+  ".": "0.4.2"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9f190f..173d84d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.4.2](https://github.com/dbgeek/type-wave/compare/v0.4.1...v0.4.2) (2026-07-29)
+
+
+### Bug Fixes
+
+* **supervisor:** the press gate caches only what has no live owner ([#338](https://github.com/dbgeek/type-wave/issues/338)) ([#339](https://github.com/dbgeek/type-wave/issues/339)) ([6dffb18](https://github.com/dbgeek/type-wave/commit/6dffb181c9da24cce073ab7f64d27a14f003df66))
+
 ## [0.4.1](https://github.com/dbgeek/type-wave/compare/v0.4.0...v0.4.1) (2026-07-29)
 
 
diff --git a/build.zig.zon b/build.zig.zon
index 5ff17ee..9722e6c 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -1,6 +1,6 @@
 .{
     .name = .type_wave,
-    .version = "0.4.1", // x-release-please-version
+    .version = "0.4.2", // x-release-please-version
     .fingerprint = 0xd0b68818c78be1d,
     // Floor guard (docs/toolchain.md): fail loudly if built with a Zig older than
     // the flake-locked nightly. NOT a ceiling — forward drift is caught by flake.lock.