diff --git a/.github/workflows/backend-ci.yml b/.github/workflows/backend-ci.yml
index 337397c..359bbb7 100644
--- a/.github/workflows/backend-ci.yml
+++ b/.github/workflows/backend-ci.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c633aad..c7d2438 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
     
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
@@ -87,7 +87,7 @@ jobs:
     
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
@@ -115,7 +115,7 @@ jobs:
     
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 
@@ -144,7 +144,7 @@ jobs:
     
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
diff --git a/.github/workflows/worker-ci.yml b/.github/workflows/worker-ci.yml
index 5d7a7cc..31489c7 100644
--- a/.github/workflows/worker-ci.yml
+++ b/.github/workflows/worker-ci.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
@@ -65,7 +65,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4