diff --git a/.github/workflows/test_action.yml b/.github/workflows/test_action.yml
index eb15eae..fab1790 100644
--- a/.github/workflows/test_action.yml
+++ b/.github/workflows/test_action.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: build
         uses: ./
         with:
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - id: build_not_pure
         uses: ./
         with:
diff --git a/action.yml b/action.yml
index 0136d57..03b5d34 100644
--- a/action.yml
+++ b/action.yml
@@ -28,7 +28,7 @@ runs:
   using: "composite"
   steps:
 
-  - uses: actions/checkout@v3
+  - uses: actions/checkout@v4
     with:
       fetch-depth: 0