diff --git a/oauth_slack.go b/oauth_slack.go
index 1db3613..35db156 100644
--- a/oauth_slack.go
+++ b/oauth_slack.go
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2020 A Bunch Tell LLC.
+ * Copyright © 2019-2020 A Bunch Tell LLC.
  *
  * This file is part of WriteFreely.
  *