diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 0bd37a71c..bfe75f813 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,8 +18,11 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Check formatting with Prettier
+      - name: Reformat with Prettier
         uses: actionsx/prettier@e90ec5455552f0f640781bdd5f5d2415acb52f1a
         with:
           # prettier CLI arguments.
-          args: --check .
+          args: --write .
+      - name: Show diff
+        run: git --no-pager diff --exit-code --color=never
+        shell: bash