diff --git a/galaxy/galaxy.py b/galaxy/galaxy.py
index 5de07f7..b7835ba 100644
--- a/galaxy/galaxy.py
+++ b/galaxy/galaxy.py
@@ -89,7 +89,7 @@ class Galaxy(commands.Cog):
 
     coco = app_commands.Group(name='coco', guild_only=True, description="This group handles the autoreact functionality.")
 
-    def extract_id(input_string):
+    def extract_id(self, input_string):
         match = re.search(r'(?<=:)\d+(?=>)', input_string)
         if match:
             return match.group()