diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f74e4c8..33674ae 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -53,7 +53,7 @@ jobs:
       # its ~96MB of weights on a cold cache. The key carries Cargo.lock's
       # hash and has no restore-keys, so bumping hf-hub forces the download
       # path to run again instead of coasting on a warm cache.
-      - uses: actions/cache@v4
+      - uses: actions/cache@v6
         with:
           path: ~/.cache/huggingface
           key: hf-${{ runner.os }}-all-MiniLM-L6-v2-${{ hashFiles('Cargo.lock') }}