diff --git a/.github/workflows/test_core.yml b/.github/workflows/test_core.yml
index 5b534e25..8f18c48d 100644
--- a/.github/workflows/test_core.yml
+++ b/.github/workflows/test_core.yml
@@ -33,7 +33,7 @@ jobs:
       #----------------------------------------------
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .venv
           key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}