diff --git a/CMakeLists.txt b/CMakeLists.txt
index d50562e7b6..9013d8921b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -288,7 +288,7 @@ else()
 
 
 	if( APPLE )
-		set(CMAKE_OSX_DEPLOYMENT_TARGET "10.9")
+		set(CMAKE_OSX_DEPLOYMENT_TARGET "10.12")
 		if( CMAKE_CXX_COMPILER_ID STREQUAL "GNU" )
 			# If we're compiling with a custom GCC on the Mac (which we know since g++-4.2 doesn't support C++11) statically link libgcc.
 			set( ALL_C_FLAGS "-static-libgcc" )