diff --git a/appveyor.yml b/appveyor.yml
index 9aad5e0dc..ee13d2559 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -121,7 +121,7 @@ init:
   # Path before
   - path
   - set QTDIR=C:\%QT5%
-  - set PATH=%QTDIR%\bin;C:\Tools\PsTools;C:\Windows\system32;C:\Windows;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\Mercurial\
+  - set PATH=%QTDIR%\bin;%QT_DIR%\include;C:\Tools\PsTools;C:\Windows\system32;C:\Windows;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\Mercurial\
   # Installing various utilities
   #- if "%QMAKE_GENERATOR%" == "MinGW Makefiles" choco install -y InnoSetup
   #- if "%QMAKE_GENERATOR%" == "MinGW Makefiles" if "%PLATFORM%" == "x86" set PATH="C:\Program Files\Inno Setup 5";%PATH%