diff --git a/mozilla/intl/unicharutil/src/makefile.win b/mozilla/intl/unicharutil/src/makefile.win
index f4d7f13ff36..1c84e8aae55 100644
--- a/mozilla/intl/unicharutil/src/makefile.win
+++ b/mozilla/intl/unicharutil/src/makefile.win
@@ -29,11 +29,13 @@ CSRCS= \
 	$(NULL)
 
 CPPSRCS= \
+	nsCategoryImp.cpp	\
 	nsCaseConversionImp2.cpp	\
 	nsUnicharUtilFactory.cpp	\
 	$(NULL)
 
 CPP_OBJS= \
+	.\$(OBJDIR)\nsCategoryImp.obj \
 	.\$(OBJDIR)\nsCaseConversionImp2.obj \
 	.\$(OBJDIR)\nsUnicharUtilFactory.obj \
 	$(NULL)