diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ea0912a8f..f09d047fc 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -41,8 +41,9 @@ jobs:
         run: |
           pnpm exec vitest run ./packages/mermaid/src/diagrams/gantt/ganttDb.spec.ts
 
-      - name: Upload Coverage to Coveralls
-        uses: coverallsapp/github-action@v2
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          flag-name: unit
+      # Coveralls is throwing 500. Disabled for now.
+      # - name: Upload Coverage to Coveralls
+      #   uses: coverallsapp/github-action@v2
+      #   with:
+      #     github-token: ${{ secrets.GITHUB_TOKEN }}
+      #     flag-name: unit