diff --git a/.hgignore b/.hgignore
index aa147a5..645b69a 100644
--- a/.hgignore
+++ b/.hgignore
@@ -9,3 +9,6 @@ syntax: glob
 .project
 *.diff
 IPython_crash_report.txt
+
+syntax: regexp
+.*\#.*\#$