diff --git a/jarvis/cogs/admin.py b/jarvis/cogs/admin.py
index 4dd9110..f299775 100644
--- a/jarvis/cogs/admin.py
+++ b/jarvis/cogs/admin.py
@@ -70,7 +70,7 @@ class AdminCog(commands.Cog):
         user: User = None,
         reason: str = None,
         type: str = "perm",
-        length: int = 4,
+        duration: int = 4,
     ):
         if not user or user == ctx.author:
             await ctx.send("You cannot ban yourself.", hidden=True)
@@ -78,7 +78,7 @@ class AdminCog(commands.Cog):
         if user == self.bot.user:
             await ctx.send("I'm afraid I can't let you do that", hidden=True)
             return
-        if type == "temp" and length < 0:
+        if type == "temp" and duration < 0:
             await ctx.send(
                 "You cannot set a temp ban to < 0 hours.", hidden=True
             )
@@ -103,8 +103,8 @@ class AdminCog(commands.Cog):
         time = datetime.now()
         expiry = None
         if mtype == "temp":
-            user_message += f"\nDuration: {length} hours"
-            expiry = time + timedelta(hours=length)
+            user_message += f"\nDuration: {duration} hours"
+            expiry = time + timedelta(hours=duration)
 
         await user.send(user_message)
         await ctx.guild.ban(user, reason=reason)
@@ -115,7 +115,7 @@ class AdminCog(commands.Cog):
             + f" Reason:\n{reason}"
         )
         if type != "temp":
-            length = None
+            duration = None
         active = True
         if type == "soft":
             active = False
@@ -130,7 +130,7 @@ class AdminCog(commands.Cog):
                 "time": datetime.now(),
                 "guild": ctx.guild.id,
                 "type": type,
-                "length": length,
+                "duration": duration,
                 "expiry": expiry,
                 "active": active,
             }
@@ -461,8 +461,8 @@ class AdminCog(commands.Cog):
                 required=True,
             ),
             create_option(
-                name="length",
-                description="Mute length",
+                name="duration",
+                description="Mute duration",
                 option_type=4,
                 required=False,
             ),
@@ -470,7 +470,7 @@ class AdminCog(commands.Cog):
     )
     @admin_or_permissions(mute_members=True)
     async def _mute(
-        self, ctx: SlashContext, user: Member, reason: str, length: int = 30
+        self, ctx: SlashContext, user: Member, reason: str, duration: int = 30
     ):
         if user == ctx.author:
             await ctx.send("You cannot mute yourself.", hidden=True)
@@ -496,10 +496,10 @@ class AdminCog(commands.Cog):
         await user.add_roles(role, reason=reason)
         time = datetime.now()
         expiry = None
-        if length < 0:
-            length = -1
-        if length >= 0:
-            expiry = time + timedelta(minutes=length)
+        if duration < 0:
+            duration = -1
+        if duration >= 0:
+            expiry = time + timedelta(minutes=duration)
         self.db.jarvis.mutes.insert_one(
             {
                 "user": user.id,
@@ -507,9 +507,9 @@ class AdminCog(commands.Cog):
                 "admin": ctx.author.id,
                 "time": time,
                 "guild": ctx.guild.id,
-                "length": length,
+                "duration": duration,
                 "expiry": expiry,
-                "active": True if length >= 0 else False,
+                "active": True if duration >= 0 else False,
             }
         )
         self.db.jarvis.mutes.update_many(