diff --git a/.github/workflows/check-api-changes.yml b/.github/workflows/check-api-changes.yml
index 1ee2bd377..913cb065d 100644
--- a/.github/workflows/check-api-changes.yml
+++ b/.github/workflows/check-api-changes.yml
@@ -27,7 +27,7 @@ jobs:
         shell: bash
         run: echo "::set-output name=dir::$(yarn cache dir)"
       - name: Cache yarn
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
         with:
           path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index ce2936b2a..800616d53 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -51,7 +51,7 @@ jobs:
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
       - name: Set up browser cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             ${{ github.workspace }}/pw-browsers