diff --git a/.appveyor.yml b/.appveyor.yml
index a8a1ac31f74f8b436ee9974aba4297e6e7a7d41a..8de48ea8eac7fd4828ca152b493beb8d694cc2f0 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -14,7 +14,7 @@ install:
   - if "%CONFIG%" EQU "installer" ( cinst nsis -y -installArgs /D="%programfiles(x86)%\NSIS" )
 
 build_script:
-  - C:\Qt\5.5\msvc2013\bin\qmake -r CONFIG-=debug_and_release CONFIG+=%CONFIG% CONFIG+=WarningsAsErrorsOn CONFIG+=jombuild qgroundcontrol.pro
+  - C:\Qt\5.5\msvc2013\bin\qmake -r CONFIG-=debug_and_release CONFIG+=%CONFIG% CONFIG+=WarningsAsErrorsOn qgroundcontrol.pro
   - jom
 
 test_script: