diff --git a/appveyor.yml b/appveyor.yml
index d31160261f0..eb53ad58bcf 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -36,7 +36,7 @@ before_build:
 
 build_script:
   - call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" amd64
-  - cmake -G "Ninja" -DMBGL_PLATFORM=qt -DWITH_QT_DECODERS=ON -DWITH_QT_I18N=ON -DWITH_NODEJS=OFF -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=C:\Qt\5.7\msvc2015_64\lib\cmake -DCMAKE_MAKE_PROGRAM="%APPVEYOR_BUILD_FOLDER%\platform\qt\ninja.exe" ..
+  - cmake -G "Ninja" -DMBGL_PLATFORM=qt -DWITH_QT_DECODERS=ON -DWITH_QT_I18N=ON -DWITH_NODEJS=OFF -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH=C:\Qt\5.6.3\msvc2015_64\lib\cmake -DCMAKE_MAKE_PROGRAM="%APPVEYOR_BUILD_FOLDER%\platform\qt\ninja.exe" ..
   - cmake --build . -- -j %NUMBER_OF_PROCESSORS%
 
 after_build:
diff --git a/platform/qt/qt.cmake b/platform/qt/qt.cmake
index d1d597bda6a..989618a59a0 100644
--- a/platform/qt/qt.cmake
+++ b/platform/qt/qt.cmake
@@ -145,6 +145,7 @@ elseif (CMAKE_HOST_SYSTEM_NAME STREQUAL "Windows")
     add_definitions("-Wno-unused-command-line-argument")
     add_definitions("-Wno-unused-local-typedef")
     add_definitions("-Wno-unused-private-field")
+    add_definitions("-Wno-inconsistent-missing-override")
 
     list(APPEND MBGL_QT_CORE_FILES
         PRIVATE platform/qt/src/thread.cpp