diff --git a/CMakeLists.txt b/CMakeLists.txt
index a72b62715..81c9e5837 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -96,9 +96,8 @@ set(FlatBuffers_GRPCTest_SRCS
 # source_group(Tests FILES ${FlatBuffers_Tests_SRCS})
 
 if(APPLE)
-  set(CMAKE_CXX_FLAGS
-    "${CMAKE_CXX_FLAGS} -std=c++11 -stdlib=libc++ -Wall -pedantic -Werror \
-                        -Wextra")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -stdlib=libc++")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -pedantic -Werror -Wextra")
 elseif(CMAKE_COMPILER_IS_GNUCXX)
   if(CYGWIN)
     set(CMAKE_CXX_FLAGS