diff --git a/ChangeLog b/ChangeLog
index 2cf1e072ea..a7841a4aec 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,15 @@
 This file details the changelog of Capstone.
 
+-----------------------------
+Version 6.0.0-Alpha9: May 28th, 2026
+
+## What's Changed
+* Add post fix version by @Rot127 in https://github.com/capstone-engine/capstone/pull/2935
+* Fix reachable OOB read in M68KInstPrinter.c and RISCVMapping.c (GHSA-jrw4-wj52-2vw8).
+* Fix invalid decoding for malformed br_table instruction in WASM (GHSA-5m9f-vqcm-g5pr).
+
+**Full Changelog**: https://github.com/capstone-engine/capstone/compare/6.0.0-Alpha8...6.0.0-Alpha9
+
 -----------------------------
 Version 6.0.0-Alpha8: May 23th, 2026
 
diff --git a/pkgconfig.mk b/pkgconfig.mk
index a6ee6c8a1d..5e6da92b9c 100644
--- a/pkgconfig.mk
+++ b/pkgconfig.mk
@@ -9,4 +9,4 @@ PKG_MINOR = 0
 PKG_EXTRA = 0
 
 # version tag. Examples: rc1, b2, post1 - or just comment out for no tag
-PKG_TAG = alpha8
+PKG_TAG = alpha9