diff --git a/.gitignore b/.gitignore
index 8625b9d2..166acace 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,6 +19,7 @@ Thumbs.db
 # bootstrap files are regenerated by Sencha CMD on every build or refresh
 bootstrap.js
 bootstrap.css
+bootstrap.json
 
 # Electron
 node_modules