diff --git a/src/plugins/headercolor.ts b/src/plugins/headercolor.ts
index 7f913a3f3..91c66f476 100644
--- a/src/plugins/headercolor.ts
+++ b/src/plugins/headercolor.ts
@@ -30,6 +30,6 @@ export class HeaderColor {
     successName: 'success',
     errorName: 'failure'
   })
-  static tint(color: string): Promise<any> { }
+  static tint(color: string): Promise<any> { return; }
 
 }