diff --git a/cogs/modmail.py b/cogs/modmail.py
index 87b9d91e57..360d59c074 100644
--- a/cogs/modmail.py
+++ b/cogs/modmail.py
@@ -537,7 +537,7 @@ async def subscribe(
         if mention in mentions:
             embed = discord.Embed(
                 color=self.bot.error_color,
-                description=f"{mention} is not subscribed to this thread.",
+                description=f"{mention} is already subscribed to this thread.",
             )
         else:
             mentions.append(mention)
@@ -575,7 +575,7 @@ async def unsubscribe(
         if mention not in mentions:
             embed = discord.Embed(
                 color=self.bot.error_color,
-                description=f"{mention} is not subscribed to this thread.",
+                description=f"{mention} is already subscribed to this thread.",
             )
         else:
             mentions.remove(mention)