diff --git a/lib/Makefile.vc6 b/lib/Makefile.vc6
index cb4f0fb6f3..eff17d0216 100644
--- a/lib/Makefile.vc6
+++ b/lib/Makefile.vc6
@@ -5,7 +5,7 @@
 #                            | (__| |_| |  _ <| |___
 #                             \___|\___/|_| \_\_____|
 #
-# Copyright (C) 1999 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
+# Copyright (C) 1999 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
 #
 # This software is licensed as described in the file COPYING, which
 # you should have received as part of this distribution. The terms
@@ -493,6 +493,7 @@ X_OBJS= \
 	$(DIROBJ)\http_chunks.obj \
 	$(DIROBJ)\http_digest.obj \
 	$(DIROBJ)\http_negotiate.obj \
+        $(DIROBJ)\http_negotiate_sspi.obj \
 	$(DIROBJ)\http_ntlm.obj \
 	$(DIROBJ)\http.obj \
 	$(DIROBJ)\if2ip.obj \