diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5cfe4c8ae..d81f1fccf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # CHANGELOG
-## [3.9.1] - 2024-05-24
+## [3.9.1] - 2024-06-17
+- Add Github Action CI test for this repo
+- Correct IO assertion macros
 - Split rv32i_m/F/fnmadd_b15.S, fnmsub_b15.S, fmadd_b15.S, fmsub_b15.S into multiple smaller tests
 - Split each _b15 file into 50 files consists of 768 (128*6) tests