diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8f56ce78..4b69d4bd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@ All notable changes to paopao-ce are documented in this file.
 ## 0.4.0+dev ([`dev`](https://github.com/rocboss/paopao-ce/tree/dev))
 ### Added
 - add `pprof` feature support [#327](https://github.com/rocboss/paopao-ce/pull/327)  
+- use compiler profile-guided optimization (PGO) to further optimize builds. [#327](https://github.com/rocboss/paopao-ce/pull/327)  
 
 ## 0.3.0
 ### Added