diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2cfed56..d0259f9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -29,8 +29,8 @@ jobs:
       - name: Run tests with coverage
         run: |
           npm run test:coverage -- --coverageReporters=text-summary 2>&1 \
-          | sed '/^=============================== Coverage summary ===============================/d' \
-          | sed '/^================================================================================/d' \
+          | sed -n '/^=============================== Coverage summary ===============================/,/^================================================================================/p' \
           > coverage.txt
-          echo "## Coverage Summary" >> $GITHUB_STEP_SUMMARY
+          echo "\`\`\`" >> $GITHUB_STEP_SUMMARY
           cat coverage.txt >> $GITHUB_STEP_SUMMARY
+          echo "\`\`\`" >> $GITHUB_STEP_SUMMARY