diff --git a/.hgignore b/.hgignore
index d6ba72c6bc1..741d7c61b2d 100644
--- a/.hgignore
+++ b/.hgignore
@@ -27,7 +27,7 @@ doc/tmpltohtml
 doc/articles/wiki/*.bin
 misc/cgo/life/run.out
 misc/cgo/stdio/run.out
-misc/cgo/testso/testso
+misc/cgo/testso/main
 misc/dashboard/builder/builder
 misc/goplay/goplay
 misc/osx/*.pkg