diff --git a/.github/workflows/backend.yml b/.github/workflows/backend.yml
index 02ebc15..2b1d363 100644
--- a/.github/workflows/backend.yml
+++ b/.github/workflows/backend.yml
@@ -36,7 +36,7 @@ jobs:
         working-directory: backend
 
       - id: cache-uv
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: ~/.cache/uv
           key: ${{ runner.os }}-uv