diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 094d60bb..af533919 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -231,7 +231,7 @@ When informing the user about how a command is supposed to be used, we aim to fo
 
 - `Usage: /block <user>`
 - `Usage: /unblock <user>. Unblocks a user.`
-- `Usage: /streamlink <channel>`
+- `Usage: /streamlink [channel]`
 - `Usage: /usercard <user> [channel]`
 
 ##### Bad