diff --git a/.appveyor.yml b/.appveyor.yml
index 94b9079..b411d57 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -3,10 +3,13 @@ image: Visual Studio 2017
 environment:
   matrix:
   - QTDIR: C:\Qt\5.11\msvc2017_64
+    VCVARS: "C:\\Program Files (x86)\\Microsoft Visual Studio\\2017\\Community\\VC\\Auxiliary\\Build\\vcvars64.bat"
+    PLATFORM:
   
 init:
   - call "%QTDIR%\bin\qtenv2.bat"
   - set PATH=C:\Qt\Tools\QtCreator\bin;%PATH%
+  - call "%VCVARS%" %platform%
   - cd /D "%APPVEYOR_BUILD_FOLDER%"
 
 before_build: