diff --git a/.github/workflows/update_labels.yml b/.github/workflows/update_labels.yml
index 81207df..91014a0 100644
--- a/.github/workflows/update_labels.yml
+++ b/.github/workflows/update_labels.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: ~/.npm # I'm not entirely sure this is correct.
         key: ${{ runner.os }}-npm