diff --git a/windows/make-windows-installer.bat b/windows/make-windows-installer.bat
index 91a31cfb9..e13d324c7 100644
--- a/windows/make-windows-installer.bat
+++ b/windows/make-windows-installer.bat
@@ -24,7 +24,7 @@ if "%VERSION%" == "" (
 echo Detected version %VERSION%
 cd windows
 echo Creating msi...
-"C:\Program Files\WiX Toolset v3.7\bin\candle.exe" -dVERSION=%VERSION% -ext WixUIExtension pandoc.wxs
+"C:\Program Files\WiX Toolset v3.7\bin\candle.exe" -dVERSION=%VERSION% pandoc.wxs
 if %errorlevel% neq 0 exit /b %errorlevel%
 "C:\Program Files\WiX Toolset v3.7\bin\light.exe"  -sw1076 -ext WixUIExtension -out pandoc-%VERSION%.msi pandoc.wixobj
 if %errorlevel% neq 0 exit /b %errorlevel%