diff --git a/.github/workflows/build-and-test-differential.yaml b/.github/workflows/build-and-test-differential.yaml
index 746d6bd3ba..bb407eb51b 100644
--- a/.github/workflows/build-and-test-differential.yaml
+++ b/.github/workflows/build-and-test-differential.yaml
@@ -64,7 +64,7 @@ jobs:
 
   clang-tidy-differential:
     runs-on: ubuntu-latest
-    container: ros:galactic
+    container: ros:humble
     needs: build-and-test-differential
     steps:
       - name: Check out repository
@@ -83,7 +83,7 @@ jobs:
         if: ${{ steps.get-modified-packages.outputs.modified-packages != '' }}
         uses: autowarefoundation/autoware-github-actions/clang-tidy@v1
         with:
-          rosdistro: galactic
+          rosdistro: humble
           target-packages: ${{ steps.get-modified-packages.outputs.modified-packages }}
           clang-tidy-config-url: https://raw.githubusercontent.com/autowarefoundation/autoware/main/.clang-tidy
           build-depends-repos: build_depends.repos
diff --git a/.yamllint.yaml b/.yamllint.yaml
index 6228c70f02..2c7bd088e2 100644
--- a/.yamllint.yaml
+++ b/.yamllint.yaml
@@ -1,7 +1,6 @@
 extends: default
 
 ignore: |
-  .clang-tidy
   *.param.yaml
 
 rules: