diff --git a/.github/workflows/fuzz.yml b/.github/workflows/fuzz.yml
index 462636d..728b01a 100644
--- a/.github/workflows/fuzz.yml
+++ b/.github/workflows/fuzz.yml
@@ -46,7 +46,7 @@ jobs:
     # - Restore key uses prefix match to find the most recent cache from any prior run
     # - Daily runs ensure we always have a recent corpus to build on
     - name: Restore corpus cache
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: fuzz/corpus/${{ matrix.target }}
         key: fuzz-corpus-${{ matrix.target }}-${{ github.run_id }}