Update cogs/modmail.py

Author: fourjr

cogs/modmail.py

@@ -385,7 +385,7 @@ async def unblock(self, ctx, id=None):
             await ctx.send(embed=em)
         else:
             em.title = 'Error'
-            em.description = f'{mention} is not already blocked'
+            em.description = f'{mention} is not blocked'
             em.color = discord.Color.red()
 
             await ctx.send(embed=em)