diff --git a/.github/workflows/armbian-framework-rootfs-cache-v2.yml b/.github/workflows/armbian-framework-rootfs-cache-v2.yml
index f0b462f1..15ff2c0b 100644
--- a/.github/workflows/armbian-framework-rootfs-cache-v2.yml
+++ b/.github/workflows/armbian-framework-rootfs-cache-v2.yml
@@ -64,7 +64,7 @@ jobs:
       ARCH:            "${{ matrix.arch }}"
       RUNNER_TAG:      "${{ matrix.runner_tag }}"
 
-    runs-on: [ ${{ matrix.runner_tags }} ]
+    runs-on: "[ ${{ matrix.runner_tags }} ]"
 
     steps: