diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7b7d5d9..867b830 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -27,7 +27,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache pip dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v6
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 52da483..5f6ac57 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -26,7 +26,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
       
       - name: Cache pip dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v6
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}