diff --git a/.github/ISSUE_TEMPLATE/channels_edit.yml b/.github/ISSUE_TEMPLATE/channels_edit.yml
index 3570d798..d7c9fe3f 100644
--- a/.github/ISSUE_TEMPLATE/channels_edit.yml
+++ b/.github/ISSUE_TEMPLATE/channels_edit.yml
@@ -20,7 +20,7 @@ body:
   - type: input
     attributes:
       label: Channel Name
-      description: Official channel name in English or call sign
+      description: Official channel name in English or call sign. May include: `a-z`, `0-9`, `space`, `-`, `!`, `:`, `&`, `.`, `+`, `'`, `/`, `»`, `#`, `%`, `°`, `$`, `@`, `?`, `(`, `)`
       placeholder: 'Anhui TV'
 
   - type: input