diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2e74a04..d820ee6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -29,6 +29,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
         cache: 'pip'
+        cache-dependency-path: 'setup.py'
 
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v3