diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7a167a2ad..a08eb277c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -314,7 +314,7 @@ if(cmake_build_type_lower STREQUAL "release" OR
 endif()
 
 if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -fstrict-aliasing")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -fno-strict-aliasing")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden -fvisibility-inlines-hidden")
     if(ENABLE_GGP)
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -gline-tables-only -fno-omit-frame-pointer")