diff --git a/highcharts/highstock.d.ts b/highcharts/highstock.d.ts
index 269faa803..162d15655 100644
--- a/highcharts/highstock.d.ts
+++ b/highcharts/highstock.d.ts
@@ -1,4 +1,4 @@
- // Type definitions for Highstock 2.1.5
+// Type definitions for Highstock 2.1.5
 // Project: http://www.highcharts.com/
 // Definitions by: David Deutsch <http://github.com/DavidKDeutsch>
 // Definitions: https://github.com/borisyankov/DefinitelyTyped