diff --git a/.gitignore b/.gitignore
index 3197de7543d416ed1e6766c8e001ac9d61972146..aa134f3c7ed7263174ffdcc855a133a5807b5603 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 vas/
 client/
+gtf.engines/
 conf/closure
 conf/node_modules/
 conf/properties.json