diff --git a/.github/workflows/infrastructure-repository-update.yml b/.github/workflows/infrastructure-repository-update.yml
index 489ca67c..253160c0 100644
--- a/.github/workflows/infrastructure-repository-update.yml
+++ b/.github/workflows/infrastructure-repository-update.yml
@@ -43,7 +43,7 @@ jobs:
       BUILD_RUNNER: "ubuntu-latest"
       #BUILD_RUNNER: "X64"
       HOST_DEPLOY: "repo.armbian.com"
-      PURGE: ${{ github.event.inputs.purge }}
+      PURGE: "${{ github.event.inputs.purge }}"
     secrets:
       GPG_KEY1: ${{ secrets.GPG_KEY3 }}
       GPG_KEY2: ${{ secrets.GPG_KEY4 }}