diff --git a/CHANGELOG.md b/CHANGELOG.md
index e532053ac..d38f037b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.29.0](https://github.com/googleapis/gax-php/compare/v1.28.1...v1.29.0) (2024-02-26)
+
+
+### Features
+
+* Add InsecureCredentialsWrapper for Emulator connection ([#538](https://github.com/googleapis/gax-php/issues/538)) ([b5dbeaf](https://github.com/googleapis/gax-php/commit/b5dbeaf33594b300a0c678ffc6a6946b09fce7dd))
+
 ## [1.28.1](https://github.com/googleapis/gax-php/compare/v1.28.0...v1.28.1) (2024-02-20)
 
 
diff --git a/VERSION b/VERSION
index 450a687b2..5e57fb895 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.28.1
+1.29.0