diff --git a/.gitignore b/.gitignore
index f8395956f5..dd5f5fa391 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,6 +14,7 @@ npm-debug.log
 /coverage/
 
 .idea
+*.iml
 *.ngfactory.ts
 *.css.shim.ts
 *.scss.shim.ts