diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8ca854e..a3737ea 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
       run:
         working-directory: backend
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v6
         with:
           go-version: "1.26.x"
@@ -47,7 +47,7 @@ jobs:
       run:
         working-directory: backend
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v6
         with:
           go-version: "1.26.x"
@@ -99,7 +99,7 @@ jobs:
       VALKEY_DB: "0"
       APP_ENVIRONMENT: test
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v6
         with:
           go-version: "1.26.x"
@@ -118,7 +118,7 @@ jobs:
     timeout-minutes: 20
     needs: [backend-lint, backend-unit]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-go@v6
         with:
           go-version: "1.26.x"
@@ -139,7 +139,7 @@ jobs:
       run:
         working-directory: frontend
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: oven-sh/setup-bun@v2
         with:
           bun-version: 1.3.8