diff --git a/build_files/build_environment/cmake/openmp.cmake b/build_files/build_environment/cmake/openmp.cmake
index d8224020ecf..f9f5a5cfb63 100644
--- a/build_files/build_environment/cmake/openmp.cmake
+++ b/build_files/build_environment/cmake/openmp.cmake
@@ -23,8 +23,8 @@ ExternalProject_Add(external_openmp
 	URL_HASH MD5=${OPENMP_HASH}
 	PREFIX ${BUILD_DIR}/openmp
 	CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${LIBDIR}/openmp ${DEFAULT_CMAKE_FLAGS}
-	INSTALL_COMMAND cd ${BUILD_DIR}/openmp/src/external_openmp-build && install_name_tool -id '@executable_path/../Resources/lib/libomp.dylib' runtime/src/libomp.dylib && make install
-	INSTALL_PATH ${LIBDIR}/openmp
+	INSTALL_COMMAND cd ${BUILD_DIR}/openmp/src/external_openmp-build && install_name_tool -id @executable_path/../Resources/lib/libomp.dylib runtime/src/libomp.dylib && make install
+	INSTALL_DIR ${LIBDIR}/openmp
 )
 
 add_dependencies(
diff --git a/build_files/build_environment/cmake/options.cmake b/build_files/build_environment/cmake/options.cmake
index 20e9750bed6..ac36c891976 100644
--- a/build_files/build_environment/cmake/options.cmake
+++ b/build_files/build_environment/cmake/options.cmake
@@ -127,8 +127,7 @@ else()
 		)
 		set(OSX_ARCHITECTURES x86_64)
 		set(OSX_DEPLOYMENT_TARGET 10.9)
-		set(OSX_SDK_VERSION 10.13)
-		set(OSX_SYSROOT ${XCODE_DEV_PATH}/Platforms/MacOSX.platform/Developer/SDKs/MacOSX${OSX_SDK_VERSION}.sdk)
+		set(OSX_SYSROOT ${XCODE_DEV_PATH}/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk)
 
 		set(PLATFORM_CFLAGS "-isysroot ${OSX_SYSROOT} -mmacosx-version-min=${OSX_DEPLOYMENT_TARGET}")
 		set(PLATFORM_CXXFLAGS "-isysroot ${OSX_SYSROOT} -mmacosx-version-min=${OSX_DEPLOYMENT_TARGET} -std=c++11 -stdlib=libc++")