diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3f21ca1..68f8778 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -203,7 +203,7 @@ if( CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang" )
     endif()
 
     # quiet GCC while in boost
-    if( GCC_VERSION VERSION_GREATER 4.8 OR GCC_VERSION VERSION_EQUAL 4.8 )
+    if( GCC_VERSION VERSION_GREATER 4.8 OR GCC_VERSION VERSION_EQUAL 4.8 OR CMAKE_CXX_COMPILER_ID MATCHES "Clang" )
         set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-local-typedefs" )
     endif()
     set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-strict-aliasing" )