diff --git a/cmake/macros/IncludeGLM.cmake b/cmake/macros/IncludeGLM.cmake
index c5530bf8c9..ba47c3d28e 100644
--- a/cmake/macros/IncludeGLM.cmake
+++ b/cmake/macros/IncludeGLM.cmake
@@ -2,4 +2,5 @@ MACRO(INCLUDE_GLM TARGET ROOT_DIR)
 	set(GLM_ROOT_DIR ${ROOT_DIR}/externals)
 	find_package(GLM REQUIRED)
 	include_directories(${GLM_INCLUDE_DIRS})
+  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -isystem ${GLM_INCLUDE_DIRS}")
 ENDMACRO(INCLUDE_GLM _target _root_dir)
\ No newline at end of file