diff --git a/.gitignore b/.gitignore
index 6704566..66e0c76 100644
--- a/.gitignore
+++ b/.gitignore
@@ -102,3 +102,6 @@ dist
 
 # TernJS port file
 .tern-port
+
+# package lock file
+package-lock.json
\ No newline at end of file