diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 96af0e12..be0bfe78 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -61,19 +61,19 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: hadolint/hadolint-action@v3.3.0
+      - uses: hadolint/hadolint-action@v3.4.0
         with:
           dockerfile: backend/Dockerfile
           failure-threshold: warning
-      - uses: hadolint/hadolint-action@v3.3.0
+      - uses: hadolint/hadolint-action@v3.4.0
         with:
           dockerfile: web/Dockerfile
           failure-threshold: warning
-      - uses: hadolint/hadolint-action@v3.3.0
+      - uses: hadolint/hadolint-action@v3.4.0
         with:
           dockerfile: simulator/Dockerfile
           failure-threshold: warning
-      - uses: hadolint/hadolint-action@v3.3.0
+      - uses: hadolint/hadolint-action@v3.4.0
         with:
           dockerfile: proxy/Dockerfile
           failure-threshold: warning