diff --git a/.cvsignore b/.cvsignore
index 894c4b1..3f7edd0 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -21,3 +21,4 @@ w3mhelp-lynx_en.html
 w3mhelp-lynx_ja.html
 w3mhelp-w3m_en.html
 w3mhelp-w3m_ja.html
+posubst