diff --git a/.github/workflows/makefile.yml b/.github/workflows/makefile.yml
index 4e2f1e3..416364f 100644
--- a/.github/workflows/makefile.yml
+++ b/.github/workflows/makefile.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Dependencies
         run: |
diff --git a/.github/workflows/makefile_linux.yml b/.github/workflows/makefile_linux.yml
index 928c8d5..6f95159 100644
--- a/.github/workflows/makefile_linux.yml
+++ b/.github/workflows/makefile_linux.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout Repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Dos2Unix
       run: |
diff --git a/.github/workflows/makefile_windows.yml b/.github/workflows/makefile_windows.yml
index 0ed7b56..cc83844 100644
--- a/.github/workflows/makefile_windows.yml
+++ b/.github/workflows/makefile_windows.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - name: Checkout Repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Run makefile
       run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c1d4dfb..28e8090 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
     - name: Checkout Repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Set up JDK
       uses: actions/setup-java@v3