diff --git a/.appveyor.yml b/.appveyor.yml
index d7df2c4..a96faa5 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -10,16 +10,12 @@ environment:
 build_script:
   - call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" x64
   - C:\msys64\usr\bin\bash -lc "
-    mkdir ninja &&
-    cd ninja &&
-    wget https://github.com/ninja-build/ninja/releases/download/v1.9.0/ninja-win.zip &&
-    7z x ninja-win.zip &&
+    wget https://github.com/llvm/llvm-project/releases/download/llvmorg-10.0.0/LLVM-10.0.0-win64.exe &&
+    7z x -oLLVM LLVM-10.0.0-win64.exe &&
+    export LLVM_INSTALL_DIR=\"$PWD/LLVM\" &&
     cd \"%APPVEYOR_BUILD_FOLDER%\" &&
-    export PATH=\"$PWD/ninja:$PWD/qt/bin:$PATH\" &&
-    export LLVM_INSTALL_DIR=\"C:\Program Files\LLVM\" &&
+    export PATH=\"$PWD/qt/bin:$LLVM_INSTALL_DIR/bin:$PATH\" &&
     make PYTHON_WINDOWS=\"C:\Python36-x64\""
-  # make PYTHON_WINDOWS=\"C:\Python36-x64\" QT_PREFIX=\"C:\Qt\5.12\msvc2017_64\""
-  # export PATH=\"$PWD/ninja:/c/Qt/5.12/msvc2017_64/bin:$PATH\" &&
 
 artifacts:
   - path: "%ARTIFACT_PATH%"
diff --git a/Makefile b/Makefile
index 393c3bb..43c499b 100644
--- a/Makefile
+++ b/Makefile
@@ -38,7 +38,7 @@ PYTHON_INCLUDE_DIR=${PYTHON_PREFIX}/include/python3.6m
 PYTHON_EXECUTABLE=${PYTHON_PREFIX}/bin/python3
 else
 PYTHON_PREFIX=${PYTHON_WINDOWS}
-PYTHON_LIBRARY=${PYTHON_WINDOWS}/libs/python36.lib
+PYTHON_LIBRARY=${PYTHON_WINDOWS}/libs/python3.lib
 PYTHON_INCLUDE_DIR=${PYTHON_WINDOWS}/include
 PYTHON_EXECUTABLE=${PYTHON_WINDOWS}/python.exe
 PYTHON_DEPS=
@@ -267,6 +267,11 @@ ${PYSIDE_SRC_DIR}:
 	patch "${PYSIDE_SRC_DIR}/sources/pyside2/CMakeLists.txt" patch/pyside-5.14.1/CMakeLists.txt.patch
 	echo "" > "${PYSIDE_SRC_DIR}/sources/pyside2/cmake/Macros/FindQt5Extra.cmake"
 
+	
+ifeq (${PLATFORM},win)
+	patch "${PYSIDE_SRC_DIR}/sources/shiboken2/ApiExtractor/CMakeLists.txt" patch/lib_install_path.patch
+endif
+
 ifneq (${QT_OPENGL_ENABLED},1)
 	# Patches to remove OpenGL-related source files.
 	patch "${PYSIDE_SRC_DIR}/sources/pyside2/PySide2/QtGui/CMakeLists.txt" patch/pyside-5.12.1/QtGui-CMakeLists.txt.patch
@@ -331,6 +336,7 @@ endif
 ifeq (${PLATFORM},win)
 	cd "${PYSIDE_SRC_DIR}/build/pyside2" && ninja -j ${BUILD_THREADS}
 	cd "${PYSIDE_SRC_DIR}/build/pyside2" && ninja install
+	cp "${LLVM_INSTALL_DIR}/bin/libclang.dll" "${PYSIDE_PREFIX}/bin/"
 else
 	make -C "${PYSIDE_SRC_DIR}/build/pyside2" -j${BUILD_THREADS}
 	make -C "${PYSIDE_SRC_DIR}/build/pyside2" install
diff --git a/patch/lib_install_path.patch b/patch/lib_install_path.patch
new file mode 100644
index 0000000..ad7d5e1
--- /dev/null
+++ b/patch/lib_install_path.patch
@@ -0,0 +1,11 @@
+--- sources/shiboken2/ApiExtractor/CMakeLists.txt	2020-08-26 17:37:19.411334400 +0300
++++ sources/shiboken2/ApiExtractor/CMakeLists.txt	2020-08-26 17:36:55.459967400 +0300
+@@ -84,7 +84,7 @@
+ 
+ target_compile_definitions(apiextractor PRIVATE CMAKE_CXX_COMPILER="${CMAKE_CXX_COMPILER}")
+ 
+-set(LIB_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX}" CACHE PATH "The subdirectory relative to the install prefix where libraries will be installed (default is /lib${LIB_SUFFIX})" FORCE)
++set(LIB_INSTALL_DIR "lib${LIB_SUFFIX}" CACHE PATH "The subdirectory relative to the install prefix where libraries will be installed (default is /lib${LIB_SUFFIX})" FORCE)
+ 
+ if (BUILD_TESTS)
+     find_package(Qt5Test 5.12 REQUIRED)