diff --git a/CMakeLists.txt b/CMakeLists.txt
index cbcf9d096e..ce135316d7 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -123,7 +123,6 @@ if(${BUILD_TYPE} STREQUAL "Debug")
 add_definitions(-DDEBUG)
 endif()
 
-add_definitions(-D__linux__)
 add_definitions(-DLITTLEENDIAN_CPU=1)
 
 #