diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 03f72d7..d0971fc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -63,7 +63,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ~/.platformio
           key: pio-${{ hashFiles('firmware/platformio.ini') }}