diff --git a/CHANGELOG.md b/CHANGELOG.md
index 30a72a61e9..f579ccc6dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -108,8 +108,8 @@ These changes are available on the `master` branch, but have not yet been releas
   ([#2099](https://github.com/Pycord-Development/pycord/pull/2099))
 - Changed the support from `orjson` to `msgspec` in the codebase.
   ([#2170](https://github.com/Pycord-Development/pycord/pull/2170))
-- Changed the error message that appears after an attempt at creating a
-  subcommand group under a subcommand group.
+- Changed the error message that appears after an attempt at creating a subcommand group
+  under a subcommand group.
   ([#2275](https://github.com/Pycord-Development/pycord/pull/2275))
 
 ### Removed
diff --git a/discord/commands/core.py b/discord/commands/core.py
index fbb7dce91a..c6c96081ed 100644
--- a/discord/commands/core.py
+++ b/discord/commands/core.py
@@ -1303,7 +1303,9 @@ def create_subgroup(
         """
 
         if self.parent is not None:
-            raise Exception("a slash command group can only have one level of subcommand groups")
+            raise Exception(
+                "a slash command group can only have one level of subcommand groups"
+            )
 
         sub_command_group = SlashCommandGroup(
             name, description, guild_ids, parent=self, **kwargs