diff --git a/.gitignore b/.gitignore
index 3dba866cf9..8a9bbc3a43 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,6 +12,7 @@ bower_components/
 node_modules/
 **/wwwroot/lib/
 debugSettings.json
+project.lock.json
 *.user
 *.suo
 *.cache