diff --git a/widget/src/build/Makefile.in b/widget/src/build/Makefile.in
index c99b82c5bfe..b0fbeaf2539 100644
--- a/widget/src/build/Makefile.in
+++ b/widget/src/build/Makefile.in
@@ -67,9 +67,5 @@ EXTRA_DSO_LDOPTS = \
 
 include $(topsrcdir)/config/rules.mk
 
-DEFINES		+= -D_IMPL_NS_WIDGET
-
-ifdef MOZ_UNICODE
-DEFINES += -DMOZ_UNICODE 
-endif
+DEFINES		+= -D_IMPL_NS_WIDGET -DMOZ_UNICODE 
 
diff --git a/widget/src/windows/Makefile.in b/widget/src/windows/Makefile.in
index e3d17e58933..76b16692045 100644
--- a/widget/src/windows/Makefile.in
+++ b/widget/src/windows/Makefile.in
@@ -78,11 +78,7 @@ CPPSRCS	+= \
 	$(NULL)
 endif
 
-DEFINES		+= -D_IMPL_NS_WIDGET -DMOZ_AIMM
-
-ifdef MOZ_UNICODE
-DEFINES += -DMOZ_UNICODE 
-endif
+DEFINES		+= -D_IMPL_NS_WIDGET -DMOZ_AIMM -DMOZ_UNICODE 
 
 EXPORTS		= nsdefs.h