diff --git a/.github/workflows/format-backend.yaml b/.github/workflows/format-backend.yaml
index f2ba6e815..8402c588a 100644
--- a/.github/workflows/format-backend.yaml
+++ b/.github/workflows/format-backend.yaml
@@ -22,7 +22,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install yapf
+          pip install black
       - name: Format backend
         run: bun run format:backend
       - name: Check for changes after format