diff --git a/indra/cmake/00-Common.cmake b/indra/cmake/00-Common.cmake
index 2dc37af562..ef8c17e9a8 100644
--- a/indra/cmake/00-Common.cmake
+++ b/indra/cmake/00-Common.cmake
@@ -119,7 +119,7 @@ if (WINDOWS)
       /nologo
       /Oy-
       /arch:AVX2
-#      /fp:fast
+      /fp:fast
       )
   else (USE_AVX_OPTIMIZATION)
   # </FS:Ansariel> AVX/AVX2 support