diff --git a/mozilla/config/mac/NGLayoutConfigInclude.h b/mozilla/config/mac/NGLayoutConfigInclude.h
index 806b655f21f..90e3495f9dd 100644
--- a/mozilla/config/mac/NGLayoutConfigInclude.h
+++ b/mozilla/config/mac/NGLayoutConfigInclude.h
@@ -48,7 +48,6 @@
 
 */
 
-#define MOZ_NGLAYOUT 
 #define STANDALONE_IMAGE_LIB /* libimg */
 #define MODULAR_NETLIB /* network */
 #define MOZILLA_CLIENT