diff --git a/Doc/.cvsignore b/Doc/.cvsignore
index 6719d1062b3..cc36fa14954 100755
--- a/Doc/.cvsignore
+++ b/Doc/.cvsignore
@@ -11,6 +11,7 @@ lib1.texi
 *.idx
 *.ilg
 *.pdf
+*.out
 api
 ext
 lib