diff --git a/.github/workflows/build-windows.yml b/.github/workflows/build-windows.yml
index 2ceb611..89d7a92 100644
--- a/.github/workflows/build-windows.yml
+++ b/.github/workflows/build-windows.yml
@@ -36,10 +36,9 @@ jobs:
       run: ./scripts/autobuild-win64.bat
 
     - name: Install NSIS
-      run:
-        Invoke-Expression (New-Object System.Net.WebClient).DownloadString('https://get.scoop.sh')
-        scoop bucket add extras
-        scoop install nsis
+      run: powershell Invoke-Expression (New-Object System.Net.WebClient).DownloadString('https://get.scoop.sh')
+      run: scoop bucket add extras
+      run: scoop install nsis
 
     - name: Print NSIS version
       run: makensis -VERSION