diff --git a/.github/workflows/gemini-review.yml b/.github/workflows/gemini-review.yml
index cc1857b..55d5372 100644
--- a/.github/workflows/gemini-review.yml
+++ b/.github/workflows/gemini-review.yml
@@ -57,7 +57,7 @@ jobs:
         uses: 'actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8' # ratchet:actions/checkout@v5
 
       - name: 'Run Gemini pull request review'
-        uses: 'google-github-actions/run-gemini-cli@main' # ratchet:exclude
+        uses: 'google-github-actions/run-gemini-cli@v0.1.20' # ratchet:exclude
         id: 'gemini_pr_review'
         env:
           GITHUB_TOKEN: '${{ steps.mint_identity_token.outputs.token || secrets.GITHUB_TOKEN || github.token }}'
@@ -123,7 +123,7 @@ jobs:
             }
           prompt: '/gemini-review'
       - name: 'Run Gemini security analysis review'
-        uses: 'google-github-actions/run-gemini-cli@main' # ratchet:exclude
+        uses: 'google-github-actions/run-gemini-cli@v0.1.20' # ratchet:exclude
         id: 'gemini_security_analysis'
         env:
           GITHUB_TOKEN: '${{ steps.mint_identity_token.outputs.token || secrets.GITHUB_TOKEN || github.token }}'