diff --git a/appveyor.yml b/appveyor.yml
index ffe6c8ba..be7f79ce 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -25,7 +25,7 @@ before_build:
     - mkdir win64
     - cd win64
     - call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" amd64
-    - cmake -G "Ninja" -DBOOST_ROOT=C:/Libraries/boost_1_69_0 -DQt5_DIR=C:/Qt/5.12.5/msvc2017_64/lib/cmake/Qt5 -DBUILD_PYTHON_LANGUAGE_PACKAGE=ON -DCMAKE_BUILD_TYPE=Release ../../
+    - cmake -G "Ninja" -DBOOST_ROOT=C:/Libraries/boost_1_69_0 -DQt5_DIR=C:/Qt/5.12.6/msvc2017_64/lib/cmake/Qt5 -DBUILD_PYTHON_LANGUAGE_PACKAGE=ON -DCMAKE_BUILD_TYPE=Release ../../
     - cd ../../
 
 build_script: