diff --git a/.hgignore b/.hgignore
index b4e7332a6904bb9703084f20558309ee3105a254..f97ba0c92fd8bec68012b5b8ceb5543d678d3723 100644
--- a/.hgignore
+++ b/.hgignore
@@ -47,6 +47,7 @@
 ^.*/build.xml
 ^.*/nbproject/
 dist
+foo1
 ^doc/.*/dot_temp_
 ^doc/doxygen/.*$
 \.orig$