diff --git a/CMake/VTKmCompilerExtras.cmake b/CMake/VTKmCompilerExtras.cmake
index 1085e187d..1e1df988f 100644
--- a/CMake/VTKmCompilerExtras.cmake
+++ b/CMake/VTKmCompilerExtras.cmake
@@ -34,7 +34,7 @@ if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANGXX)
     "${CMAKE_CXX_FLAGS_DEBUG} ${CMAKE_CXX_FLAGS_WARN}")
 
   # Addtional warnings for GCC
-  set(CMAKE_CXX_FLAGS_WARN_EXTRA "-Wno-long-long -Wcast-align -Wchar-subscripts -Wextra -Wpointer-arith -Wformat -Wformat-security -Wshadow -Wunused-parameter -fno-common")
+  set(CMAKE_CXX_FLAGS_WARN_EXTRA "-Wno-long-long -Wcast-align -Wchar-subscripts -Wextra -Wpointer-arith -Wformat -Wformat-security -Wshadow -Wunused-parameter -fno-common -Wfloat-equal")
   if (VTKm_FORCE_ANSI)
     set(CMAKE_CXX_FLAGS_WARN_EXTRA "-ansi ${CMAKE_CXX_FLAGS_WARN_EXTRA}")
   endif()