diff --git a/.gitignore b/.gitignore
index 6704566..5aede08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,9 @@ coverage
 .nyc_output
 
 # Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+
+# config
+_config.yml
 .grunt
 
 # Bower dependency directory (https://bower.io/)