diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 0340c86..6c1e2eb 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -36,7 +36,7 @@ jobs:
    
 
       - name: Cache Poetry virtualenv
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         id: cache
         with:
           path: ~/.virtualenvs