diff --git a/cogs/register/__init__.py b/cogs/register/__init__.py
index d9c6e73..4baff1d 100644
--- a/cogs/register/__init__.py
+++ b/cogs/register/__init__.py
@@ -2,20 +2,69 @@
 Bot command for registering various channels to the bot.
 """
 
-from nextcord import Embed
+from typing import Optional
+
+from nextcord import Embed, Interaction, Permissions, SlashOption
+import nextcord
 from nextcord.ext import commands
 
 from highscores import highscores_data  # pylint: disable=import-error
 
 
-class RegisterVerificationChannel(commands.Cog, name="Register"):
-    """Bot command for registering various channels to the bot."""
+class Register(commands.Cog, name="Register"):
+    """
+    Class holds various register commands.
+
+    Args:
+        commands.Cog: Parent class
+        name (str, optional): Name of Cog. Defaults to "Register".
+    """
 
     def __init__(self, bot: commands.Bot) -> None:
         self.bot = bot
 
+    @nextcord.slash_command(default_member_permissions=Permissions(administrator=True))
+    async def register(self):
+        """
+        Parent slash command, never called.
+        """
+
+    @register.subcommand(description="highscore")
+    async def highscore(
+        self,
+        interaction: nextcord.Interaction,
+        channel: nextcord.abc.GuildChannel = SlashOption(
+            description="Channel to register",
+            required=False,
+            channel_types=[nextcord.ChannelType.text],
+            default=None,
+        ),
+    ) -> None:
+        """
+        _summary_
+
+        Args:
+            interaction (nextcord.Interaction): _description_
+            channel (nextcord.abc.GuildChannel, optional): _description_.
+
+            Defaults to SlashOption( description="Channel to register",
+                required=False,
+                channel_types=[nextcord.ChannelType.text],
+                default=None,
+            ).
+        """
+        if not channel:
+            channel = interaction.channel
+        channel_id = channel.id
+        guild = highscores_data.get_guild(interaction.guild_id)
+        await interaction.send(
+            f"Registered <#{channel_id}> as channel to post highscores in.", ephemeral=True
+        )
+        guild.highscore_channel = channel_id
+        highscores_data.save_guild_data(guild)
+
     @commands.command(name="register")
-    @commands.has_permissions(administrator=True)
+    # @commands.has_permissions(administrator=True)
     async def register_highscores(self, ctx: commands.Context, registration_type: str) -> None:
         """A command which registers current channel as for various uses.
         Usage:
@@ -66,4 +115,4 @@ class RegisterVerificationChannel(commands.Cog, name="Register"):
 # It is necessary to add these functions to the bot.
 def setup(bot: commands.Bot) -> None:
     """Adds function to bot"""
-    bot.add_cog(RegisterVerificationChannel(bot))
+    bot.add_cog(Register(bot))