diff --git a/appveyor.yml b/appveyor.yml
index 6a95622c..ac093b1b 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,6 +14,11 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# Stable configuration for MindForger CI:
+# - Qt 5.9.9 : 76682b6c
+# - Qt 5.15.2: 
+#
 
 version: 2.0.{build}
 
@@ -50,7 +55,7 @@ install:
  - set M8R_HOME=%APPVEYOR_BUILD_FOLDER%
  - if not exist c:\cache mkdir c:\cache
  - if not exist c:\cache\vcredist_x64.exe  curl -LfSs -o c:\cache\vcredist_x64.exe https://aka.ms/vs/17/release/vc_redist.x64.exe
- - if not exist "C:\Program Files\googletest-distribution" pushd %TEMP% && curl -LfSs -o gtest.zip https://github.com/google/googletest/archive/release-1.8.1.zip && 7z x gtest.zip && cd googletest-release-1.8.1 && mkdir build && cd build && cmake -G "Visual Studio 17 2022 Win64" -DCMAKE_CONFIGURATION_TYPES=Debug;Release -Dgtest_build_samples=OFF -Dgtest_build_tests=OFF -Dgmock_build_tests=OFF -Dgtest_force_shared_crt=ON .. && cmake --build . --config Debug -- /m &&  cmake -DBUILD_TYPE=Debug -P cmake_install.cmake && popd
+ - if not exist "C:\Program Files\googletest-distribution" pushd %TEMP% && curl -LfSs -o gtest.zip https://github.com/google/googletest/archive/release-1.8.1.zip && 7z x gtest.zip && cd googletest-release-1.8.1 && mkdir build && cd build && cmake -G "Visual Studio 17 2022" -DCMAKE_CONFIGURATION_TYPES=Debug;Release -Dgtest_build_samples=OFF -Dgtest_build_tests=OFF -Dgmock_build_tests=OFF -Dgtest_force_shared_crt=ON .. && cmake --build . --config Debug -- /m &&  cmake -DBUILD_TYPE=Debug -P cmake_install.cmake && popd
 
 before_build:
  - cd "%M8R_HOME%"
@@ -58,7 +63,7 @@ before_build:
  - git submodule update
 
 build_script:
- - pushd "%M8R_HOME%\deps\cmark-gfm" && mkdir build && cd build && cmake -G "Visual Studio 17 2022 Win64" -DCMAKE_CONFIGURATION_TYPES=Debug;Release -DCMARK_TESTS=OFF -DCMARK_SHARED=OFF .. && cmake --build . --config Release -- /m && cmake --build . --config Debug -- /m && popd
+ - pushd "%M8R_HOME%\deps\cmark-gfm" && mkdir build && cd build && cmake -G "Visual Studio 17 2022" -DCMAKE_CONFIGURATION_TYPES=Debug;Release -DCMARK_TESTS=OFF -DCMARK_SHARED=OFF .. && cmake --build . --config Release -- /m && cmake --build . --config Debug -- /m && popd
  - call "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars64.bat"
  # - call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat"
  - cd "%M8R_HOME%" && qmake -r mindforger.pro "CONFIG+=mfnoccache" && nmake