diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 12a16d28..f325e0ef 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -28,19 +28,6 @@ jobs:
       - name: Check spelling of bithesis.dtx
         uses: crate-ci/typos@master
 
-  ensure_updated_cls:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - uses: xu-cheng/texlive-action/full@v1
-        name: Check there is nothing to diff.
-        with:
-          run: |
-            apk add make git
-            git config --global --add safe.directory /github/workspace
-
-            make check-cls
-
   markdown-link-check:
     runs-on: ubuntu-latest
     steps: