diff --git a/.gitignore b/.gitignore
index eb54d51e6..b4950e01e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,3 +42,5 @@ XmppAddr.hrl
 /logs/
 /priv/sql
 /rel/ejabberd
+/_build
+/mnesiadb