diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 33fa3ba..d099848 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Release gem
         uses: dawidd6/action-publish-gem@v1
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index 0a929d3..84d9978 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup ruby
         uses: ruby/setup-ruby@v1
@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Checkout source
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup ruby
         uses: ruby/setup-ruby@v1