diff --git a/appveyor.yml b/appveyor.yml
index 96396cbd..befefc77 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -118,12 +118,12 @@ init:
 - if "%APPVEYOR_BUILD_WORKER_IMAGE%"=="Visual Studio 2017" (set CMAKE_GENERATOR=Visual Studio 15 2017%arch%&&set parallelism=/maxcpucount&&set logger=/logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll")
 - if "%APPVEYOR_BUILD_WORKER_IMAGE%"=="Visual Studio 2015" (set CMAKE_GENERATOR=Visual Studio 14 2015%arch%&&set parallelism=/maxcpucount&&set logger=/logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll")
 - if "%APPVEYOR_BUILD_WORKER_IMAGE%"=="Visual Studio 2013" (set CMAKE_GENERATOR=Visual Studio 12 2013%arch%&&set parallelism=/maxcpucount&&set logger=/logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll")
-- if "%MINGW_VERSION%"=="5.3.0" (set CMAKE_GENERATOR=Ninja&&set "parallelism="&&set "logger="&&set build_type=-DCMAKE_BUILD_TYPE=Release&&set build_compiler=-DCMAKE_CXX_COMPILER=g++.exe -DCMAKE_C_COMPILER=gcc.exe)
-- if "%MINGW_VERSION%"=="6.3.0" (set CMAKE_GENERATOR=Ninja&&set "parallelism="&&set "logger="&&set build_type=-DCMAKE_BUILD_TYPE=Release&&set build_compiler=-DCMAKE_CXX_COMPILER=g++.exe -DCMAKE_C_COMPILER=gcc.exe)
-- if "%LLVM_VERSION%"=="4.0.0"  (set CMAKE_GENERATOR=Ninja&&set "parallelism="&&set "logger="&&set build_type=-DCMAKE_BUILD_TYPE=Release&&set build_compiler=-DCMAKE_CXX_COMPILER=clang-cl.exe -DCMAKE_C_COMPILER=clang-cl.exe)
+- if "%MINGW_VERSION%"=="5.3.0" (set CMAKE_GENERATOR=Ninja&&set parallelism= &&set logger= &&set build_type=-DCMAKE_BUILD_TYPE=Release&&set build_compiler=-DCMAKE_CXX_COMPILER=g++.exe -DCMAKE_C_COMPILER=gcc.exe)
+- if "%MINGW_VERSION%"=="6.3.0" (set CMAKE_GENERATOR=Ninja&&set parallelism= &&set logger= &&set build_type=-DCMAKE_BUILD_TYPE=Release&&set build_compiler=-DCMAKE_CXX_COMPILER=g++.exe -DCMAKE_C_COMPILER=gcc.exe)
+- if "%LLVM_VERSION%"=="4.0.0"  (set CMAKE_GENERATOR=Ninja&&set parallelism= &&set logger= &&set build_type=-DCMAKE_BUILD_TYPE=Release&&set build_compiler=-DCMAKE_CXX_COMPILER=clang-cl.exe -DCMAKE_C_COMPILER=clang-cl.exe)
 # # Last printouts
   # print out generator information
-- echo cmake generator is %CMAKE_GENERATOR% using build_type=%build_type% and build_compiler=%build_compiler% special flags logger=%logger% parallelism=%parallelism%
+- echo cmake generator is %CMAKE_GENERATOR% using build_type=%build_type% and build_compiler=%build_compiler% with special flags logger=%logger% parallelism=%parallelism%
   # print out useful tool information
 - ninja --version
 - cmake --version