diff --git a/src/lib.cmake b/src/lib.cmake
index 72a12994..c46c36b5 100644
--- a/src/lib.cmake
+++ b/src/lib.cmake
@@ -261,20 +261,13 @@ MACRO(EXPORT_INCLUDE)
 				${EXPORT_HEADER} ${CMAKE_INCLUDE_OUTPUT_DIRECTORY}
 				COMMENT "Copying headers and resource to output directory.")
 				
-# copy gpupixel and vnn lib
-SET(VNN_LIBS ${CMAKE_CURRENT_SOURCE_DIR}/third_party/vnn/libs/${CURRENT_OS})
-
-if(${CURRENT_OS} STREQUAL "ios" OR ${CURRENT_OS} STREQUAL "macos")
+	# copy gpupixel and vnn lib
+	SET(VNN_LIBS ${CMAKE_CURRENT_SOURCE_DIR}/third_party/vnn/libs/${CURRENT_OS})
 	ADD_CUSTOM_COMMAND(TARGET ${PROJECT_NAME} POST_BUILD
 				COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/vnn
-				COMMAND cp -a ${VNN_LIBS} ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/vnn
-				)
-else()
-	ADD_CUSTOM_COMMAND(TARGET ${PROJECT_NAME} POST_BUILD
 				COMMAND ${CMAKE_COMMAND} -E copy_directory
 				${VNN_LIBS} ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/vnn
 				)
-endif()
 ENDMACRO()
 
 EXPORT_INCLUDE()
\ No newline at end of file