diff --git a/ripngd/.cvsignore b/ripngd/.cvsignore
index cd9e083..7879c55 100644
--- a/ripngd/.cvsignore
+++ b/ripngd/.cvsignore
@@ -1,4 +1,5 @@
 Makefile
+Makefile.in
 *.o
 ripngd
 ripngd.conf