diff --git a/.github/workflows/generator-windows.yml b/.github/workflows/generator-windows.yml
index b8af070..f673c90 100644
--- a/.github/workflows/generator-windows.yml
+++ b/.github/workflows/generator-windows.yml
@@ -515,7 +515,7 @@ jobs:
         if: env.UPLOAD_ARTIFACT == 'true'
         run: |
           pushd ./res/msi
-          python preprocess.py --app-name "${{ inputs.appname }} --arp -d ../../rustdesk
+          python preprocess.py --app-name "${{ inputs.appname }}" --arp -d ../../rustdesk
           nuget restore msi.sln
           msbuild msi.sln -p:Configuration=Release -p:Platform=x64 /p:TargetVersion=Windows10
           cp ./Package/bin/x64/Release/en-us/Package.msi ../../SignOutput/rustdesk-latest.msi