diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9f14f87e6..0cf32b1a69 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,25 @@
 # v1.15
 
+## Release v1.15.2 - 2022/08/22
+
+### Enhancement
+
+* Add a new system configuration `enable_jit`
+  https://github.com/fluent/fluentd/pull/3857
+
+### Bug Fix
+
+* out_file: Fix append mode with `--daemon` flag
+  https://github.com/fluent/fluentd/pull/3864
+* child_process: Plug file descriptor leak
+  https://github.com/fluent/fluentd/pull/3844
+
+### Misc
+
+* Drop win32-api gem to support Ruby 3.2
+  https://github.com/fluent/fluentd/pull/3849
+  https://github.com/fluent/fluentd/pull/3866
+
 ## Release v1.15.1 - 2022/07/27
 
 ### Bug Fix
diff --git a/lib/fluent/version.rb b/lib/fluent/version.rb
index 331510eb8c..9432276e27 100644
--- a/lib/fluent/version.rb
+++ b/lib/fluent/version.rb
@@ -16,6 +16,6 @@
 
 module Fluent
 
-  VERSION = '1.15.1'
+  VERSION = '1.15.2'
 
 end