diff --git a/.gitignore b/.gitignore
index e264cd2721..108242bdaf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,6 @@
 /target
 /reports
 /src/main/java/org/jboss/netty/util/Version.java
+/*.iml
+/*.ipr
+/*.iws