diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b1b58123..06c6547c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,7 +54,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: |
             # smoelius: Do NOT cache ~/.cache/cargo-unmaintained. Sure, it makes CI faster. But it