diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 685ecc9..7092acb 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -29,7 +29,7 @@ jobs:
 
       - name: Cache Composer packages
         id: composer-apigen-cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: tools/apigen/vendor
           key: ${{ runner.os }}-${{ hashFiles('tools/apigen/composer.lock') }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e732ea7..bdbef5a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -32,7 +32,7 @@ jobs:
 
       - name: Cache Composer packages
         id: composer-cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: vendor
           key: ${{ runner.os }}-php-${{ matrix.php-versions }}-${{ hashFiles('composer.json') }}