diff --git a/doc/arm/.cvsignore b/doc/arm/.cvsignore
index d531368c9f..431695b429 100644
--- a/doc/arm/.cvsignore
+++ b/doc/arm/.cvsignore
@@ -1,5 +1,5 @@
+Makefile
 genhtml.sh
 validate.sh
 nominum-docbook-html.dsl
 catalog
-