diff --git a/.gitignore b/.gitignore
index 764bf53806a0cb4891b64ac3c71d7d853661cb9b..3ad0e756ce689c563c4f33d126130ef1d2b5e4d3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,6 @@
 bin/*
 UML.dia~
 /bin/
+simulator.iml
+out/
+.idea/