diff --git a/galaxy/galaxy.py b/galaxy/galaxy.py
index cf35acd..9852bb2 100644
--- a/galaxy/galaxy.py
+++ b/galaxy/galaxy.py
@@ -33,7 +33,7 @@ class Galaxy(commands.Cog):
     
     @coco.command(name="set")
     @checks.is_owner()
-    async def coco_set(self, ctx, member = discord.Member):
+    async def coco_set(self, ctx, member: discord.Member):
         """Sets Coco's target."""
         if member:
             await self.config.cocotarget.set(member.id)