diff --git a/.github/workflows/backend.yml b/.github/workflows/backend.yml
index 8b153e2f9..19fe10cc7 100644
--- a/.github/workflows/backend.yml
+++ b/.github/workflows/backend.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Java
         uses: actions/setup-java@v5
diff --git a/.github/workflows/directory.yml b/.github/workflows/directory.yml
index c5f77584d..b6857c17d 100644
--- a/.github/workflows/directory.yml
+++ b/.github/workflows/directory.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Run Directory Tree Generator
         uses: DenizAltunkapan/directory-tree-generator@v2
diff --git a/.github/workflows/frontend.yml b/.github/workflows/frontend.yml
index ff9726a81..063b2da6d 100644
--- a/.github/workflows/frontend.yml
+++ b/.github/workflows/frontend.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/generate-javadoc.yml b/.github/workflows/generate-javadoc.yml
index f9733bccb..f58ef8ca7 100644
--- a/.github/workflows/generate-javadoc.yml
+++ b/.github/workflows/generate-javadoc.yml
@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Java
         uses: actions/setup-java@v5