diff --git a/src/xercesc/internal/Makefile.in b/src/xercesc/internal/Makefile.in
index 7d3b206c9530f44ce2e1d7f5c89ad41ff4ac1834..ec2d8d8d6439091f0ef3c032be35d842901831bc 100644
--- a/src/xercesc/internal/Makefile.in
+++ b/src/xercesc/internal/Makefile.in
@@ -80,6 +80,7 @@ MODULE = internal
 
 INTERNAL_CPP_PUBHEADERS = \
 	BinFileOutputStream.hpp \
+	BinMemOutputStream.hpp \
 	CharTypeTables.hpp \
 	DGXMLScanner.hpp \
 	ElemStack.hpp \
@@ -114,6 +115,7 @@ INTERNAL_C_FILES =
 
 INTERNAL_CPP_OBJECTS = \
 	BinFileOutputStream.$(TO) \
+	BinMemOutputStream.$(TO) \
 	DGXMLScanner.$(TO) \
 	ElemStack.$(TO) \
 	IGXMLScanner.$(TO) \