diff --git a/plugins/genshin/material.py b/plugins/genshin/material.py
index 1ea8270..1c93dfc 100644
--- a/plugins/genshin/material.py
+++ b/plugins/genshin/material.py
@@ -162,7 +162,6 @@ class MaterialPlugin(Plugin):
         ]
 
         return {
-            "bot_username": self.application.bot.username,
             "character": {
                 "element": character.enka.element.name,
                 "image": character.enka.images.banner.url,
diff --git a/resources/genshin/material/roles_material.html b/resources/genshin/material/roles_material.html
index 5d240bd..fea967a 100644
--- a/resources/genshin/material/roles_material.html
+++ b/resources/genshin/material/roles_material.html
@@ -160,7 +160,7 @@
     </div>
 
     <div class="text-xl text-center my-5 num">
-        Created by @{{ bot_username }}
+        Created by PaiGram
     </div>
 </div>
 </body>