diff --git a/.github/workflows/release-rubygem.yaml b/.github/workflows/release-rubygem.yaml
index 68e08eb..a9da640 100644
--- a/.github/workflows/release-rubygem.yaml
+++ b/.github/workflows/release-rubygem.yaml
@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
         with:
           persist-credentials: false
-      - uses: ruby/setup-ruby@afeafc3d1ab54a631816aba4c914a0081c12ff2f # v1.310.0
+      - uses: ruby/setup-ruby@12fd324f1d0b43274fdc8130f6980590a667c455 # v1.312.0
         with:
           ruby-version: 4.0.5
       - uses: rubygems/configure-rubygems-credentials@762a4b77c3300434bb57c7ce80b20e36231927aa # v2.0.0
diff --git a/.github/workflows/test-ruby.yml b/.github/workflows/test-ruby.yml
index 6830ad3..43c6530 100644
--- a/.github/workflows/test-ruby.yml
+++ b/.github/workflows/test-ruby.yml
@@ -39,7 +39,7 @@ jobs:
           persist-credentials: false
 
       - name: Set up Ruby
-        uses: ruby/setup-ruby@afeafc3d1ab54a631816aba4c914a0081c12ff2f # v1.310.0
+        uses: ruby/setup-ruby@12fd324f1d0b43274fdc8130f6980590a667c455 # v1.312.0
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: false