diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 2dafad7599..05079d9cab 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -38,7 +38,7 @@ jobs:
     - name: Git Checkout
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
     - name: Set up Ruby
-      uses: ruby/setup-ruby@1d542747a7bad621e02253945b8491142044d3b7
+      uses: ruby/setup-ruby@28c4deda893d5a96a6b2d958c5b47fc18d65c9d3
       with:
         ruby-version: 2.7
         bundler-cache: true
diff --git a/.github/workflows/postrelease.yml b/.github/workflows/postrelease.yml
index 0c036076ce..26d8fff493 100644
--- a/.github/workflows/postrelease.yml
+++ b/.github/workflows/postrelease.yml
@@ -41,7 +41,7 @@ jobs:
       with:
         ref: next
     - name: Set up Ruby
-      uses: ruby/setup-ruby@1d542747a7bad621e02253945b8491142044d3b7
+      uses: ruby/setup-ruby@28c4deda893d5a96a6b2d958c5b47fc18d65c9d3
       with:
         ruby-version: 2.7
         bundler-cache: true