diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index 85ef8641..70ef682f 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -84,6 +84,6 @@ jobs:
         uses: rhysd/actionlint@914e7df21a07ef503a81201c76d2b11c789d3fca # v1.7.12
 
       - name: Run zizmor
-        uses: zizmorcore/zizmor-action@70fb788f84895a7701f5643d103d587e460b5c99 # v0.6.3
+        uses: zizmorcore/zizmor-action@cc914d7f3750a2d13d75c7f184a1060aa0e9d482 # v0.6.4
         with:
           advanced-security: false