diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index 9347d18..3ced55e 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -29,7 +29,7 @@ jobs:
         run: |
           echo "CACHE_DIR=$(npm config get cache)" >> $GITHUB_OUTPUT
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         id: cache
         with:
           path: ${{ steps.npm-cache.outputs.CACHE_DIR }}
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index e7068ef..8fdfe77 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -43,7 +43,7 @@ jobs:
 
       # getting and storing cache takes about 1:20 min each on windows
       - if: ${{ matrix.os != 'windows-latest' && ( matrix.os == 'ubuntu-latest' || matrix.node == 20 ) }}
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         id: cache
         with:
           path: ${{ steps.npm-cache.outputs.CACHE_DIR }}