diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 2ae6c41673..cea1c986fc 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -14,7 +14,7 @@ jobs:
         with:
           python-version: 3.8
       - name: Set up Ruby 2.6
-        uses: actions/setup-ruby@v1
+        uses: actions/setup-ruby@v1.1.1
         with:
           ruby-version: '2.6'
       - name: Install deps