diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f5f851d..e710245 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,7 +64,7 @@ jobs:
       - uses: pguyot/arm-runner-action@v2.5.2
         with:
           image_additional_mb: 4096
-          base_image: https://dietpi.com/downloads/images/DietPi_RPi-ARMv8-Bullseye.7z
+          base_image: https://dietpi.com/downloads/images/DietPi_RPi-ARMv8-Bullseye.img.xz
           cpu: cortex-a53
           commands: |
             apt-get update -qq -y