diff --git a/.github/ISSUE_TEMPLATE/channels_add.yml b/.github/ISSUE_TEMPLATE/channels_add.yml
index 362278cc..4d77110b 100644
--- a/.github/ISSUE_TEMPLATE/channels_add.yml
+++ b/.github/ISSUE_TEMPLATE/channels_add.yml
@@ -12,7 +12,7 @@ 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'
     validations:
       required: true