diff --git a/extensions/tex.py b/extensions/tex.py
index 93e0fee..36311d1 100644
--- a/extensions/tex.py
+++ b/extensions/tex.py
@@ -2,7 +2,10 @@ from urllib.parse import urlencode
 
 from discord import Embed
 from discord.ext import commands
+from discord_slash import cog_ext, SlashContext, SlashCommandOptionType
+from discord_slash.utils import manage_commands
 
+from administrator import slash
 from administrator.check import is_enabled
 from administrator.logger import logger
 
@@ -14,26 +17,16 @@ class TeX(commands.Cog):
     def __init__(self, bot: commands.Bot):
         self.bot = bot
         self.polls = {}
+        slash.get_cog_commands(self)
 
     def description(self):
         return "Render TeX formula"
 
-    @commands.group("tex", pass_context=True)
+    @cog_ext.cog_slash(name="tex", description="Render a TeX formula", options=[
+        manage_commands.create_option("formula", "The TeX formula", SlashCommandOptionType.STRING, True)])
     @is_enabled()
-    async def tex(self, ctx: commands.Context):
-        if ctx.message.content.count("`") == 2:
-            start = ctx.message.content.find("`")
-            end = ctx.message.content.find("`", start+1)
-            command = ctx.message.content[start+1:end]
-            await ctx.send(f"https://chart.apis.google.com/chart?cht=tx&chs=40&{urlencode({'chl': command})}")
-        elif ctx.invoked_subcommand is None:
-            await ctx.invoke(self.tex_help)
-
-    @tex.group("help", pass_context=True)
-    async def tex_help(self, ctx: commands.Context):
-        embed = Embed(title="TeX help")
-        embed.add_field(name="tex \`formula\`", value="Render a TeX formula", inline=False)
-        await ctx.send(embed=embed)
+    async def tex(self, ctx: SlashContext, formula: str):
+        await ctx.send(content=f"https://chart.apis.google.com/chart?cht=tx&chs=40&{urlencode({'chl': formula})}")
 
 
 def setup(bot):