diff --git a/Tutorials/Tutorial14_ComputeShader/readme.md b/Tutorials/Tutorial14_ComputeShader/readme.md
index 1ce6af70..e8da4798 100644
--- a/Tutorials/Tutorial14_ComputeShader/readme.md
+++ b/Tutorials/Tutorial14_ComputeShader/readme.md
@@ -408,7 +408,7 @@ PSODesc.ResourceLayout.Variables    = Vars;
 PSODesc.ResourceLayout.NumVariables = _countof(Vars);
     
 PSOCreateInfo.pCS = pResetParticleListsCS;
-m_pDevice->CreateGraphicsPipelineState(PSOCreateInfo, &m_pResetParticleListsPSO);
+m_pDevice->CreateComputePipelineState(PSOCreateInfo, &m_pResetParticleListsPSO);
 m_pResetParticleListsPSO->GetStaticVariableByName(SHADER_TYPE_COMPUTE, "Constants")->Set(m_Constants);
 ```
 
diff --git a/appveyor.yml b/appveyor.yml
index d793ad1f..edfaf7bc 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: '2.5.{build}'
+version: '2.6.{build}'
 
 # branches to build
 branches:
@@ -41,7 +41,7 @@ before_build:
   - echo add_subdirectory(DiligentFX) >> CMakeLists.txt
   - echo add_subdirectory(DiligentSamples) >> CMakeLists.txt
   - echo %PLATFORM%
-  - cmake -S . -B ./build -D DILIGENT_MSVC_COMPILE_OPTIONS="/WX" -D DILIGENT_MSVC_RELEASE_COMPILE_OPTIONS="/arch:AVX2" -G "Visual Studio 16 2019" -A %PLATFORM%
+  - cmake -S . -B ./build -D DILIGENT_MSVC_COMPILE_OPTIONS="/WX" -D DILIGENT_MSVC_RELEASE_COMPILE_OPTIONS="/arch:AVX2" -D CMAKE_SYSTEM_VERSION=10.0.19041.0 -G "Visual Studio 16 2019" -A %PLATFORM%
   - nuget restore c:\projects\build\DiligentSamples_Test.sln
 
 build: