diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 73ba594e..0ef7850a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -319,6 +319,8 @@ if(CMAKE_COMPILER_IS_GNUCXX)
     if(TARGET_PLATFORM EQUAL 32)
         set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fno-builtin")
     endif()
+elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-narrowing")
 elseif( MSVC )
 	# CMake sets huge stack frames for windows, for whatever reason.  We go with compiler default.
 	string( REGEX REPLACE "/STACK:[0-9]+" "" CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}" )