diff --git a/.gitignore b/.gitignore
index 58ce5fc13b..9c1e3d013d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,6 +8,7 @@
 .#*
 .*.md.html
 .DS_Store
+.attach_pid*
 .classpath
 .factorypath
 .gradle