diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index aa4ce37a..d0dbfda7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
           ref: ${{ github.event.pull_request.head.sha }}
 
       - name: Cache APT packages
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: /var/cache/apt/archives
           key: apt-${{ runner.os }}-${{ hashFiles('.github/workflows/ci.yml') }}