diff --git a/intl/uconv/macbuild/ucvlatin.mcp b/intl/uconv/macbuild/ucvlatin.mcp
index e81104288367..972d2ac9fa73 100644
Binary files a/intl/uconv/macbuild/ucvlatin.mcp and b/intl/uconv/macbuild/ucvlatin.mcp differ
diff --git a/intl/uconv/ucvlatin/Makefile.in b/intl/uconv/ucvlatin/Makefile.in
index 15bc50d72c41..ea69a4503272 100644
--- a/intl/uconv/ucvlatin/Makefile.in
+++ b/intl/uconv/ucvlatin/Makefile.in
@@ -137,7 +137,6 @@ CPPSRCS		= \
 		nsUnicodeToUserDefined.cpp \
 		nsUnicodeToSymbol.cpp \
 		nsUnicodeToZapfDingbat.cpp \
-		ns1ByteToUnicodeBase.cpp \
 		nsUCvLatinSupport.cpp \
 		nsUCvLatinDll.cpp \
 		$(NULL)
diff --git a/intl/uconv/ucvlatin/makefile.win b/intl/uconv/ucvlatin/makefile.win
index e7693e6f500c..a18f613e9635 100644
--- a/intl/uconv/ucvlatin/makefile.win
+++ b/intl/uconv/ucvlatin/makefile.win
@@ -135,7 +135,6 @@ CPPSRCS =				\
 	nsUnicodeToUserDefined.cpp		\
 	nsUnicodeToSymbol.cpp		\
 	nsUnicodeToZapfDingbat.cpp		\
-	ns1ByteToUnicodeBase.cpp	\
 	nsUCvLatinSupport.cpp		\
 	nsUCvLatinDll.cpp		\
 	$(NULL)
@@ -249,7 +248,6 @@ CPP_OBJS=						\
 	.\$(OBJDIR)\nsUnicodeToUserDefined.obj			\
 	.\$(OBJDIR)\nsUnicodeToSymbol.obj			\
 	.\$(OBJDIR)\nsUnicodeToZapfDingbat.obj			\
-	.\$(OBJDIR)\ns1ByteToUnicodeBase.obj 		\
 	.\$(OBJDIR)\nsUCvLatinSupport.obj		\
 	.\$(OBJDIR)\nsUCvLatinDll.obj 			\
 	$(NULL)