diff --git a/jarvis/cogs/admin/kick.py b/jarvis/cogs/admin/kick.py
index 820b777..1f60354 100644
--- a/jarvis/cogs/admin/kick.py
+++ b/jarvis/cogs/admin/kick.py
@@ -34,6 +34,9 @@ class KickCog(ModcaseCog):
         if len(reason) > 100:
             await ctx.send("Reason must be < 100 characters", ephemeral=True)
             return
+        if not ctx.guild.fetch_member(user.id):
+            await ctx.send("User must be in guild", ephemeral=True)
+            return
 
         guild_name = ctx.guild.name
         embed = build_embed(
diff --git a/jarvis/cogs/admin/mute.py b/jarvis/cogs/admin/mute.py
index cbcfab3..51edda8 100644
--- a/jarvis/cogs/admin/mute.py
+++ b/jarvis/cogs/admin/mute.py
@@ -170,6 +170,9 @@ class MuteCog(ModcaseCog):
         if len(reason) > 100:
             await ctx.send("Reason must be < 100 characters", ephemeral=True)
             return
+        if not ctx.guild.fetch_member(user.id):
+            await ctx.send("User must be in guild", ephemeral=True)
+            return
 
         # Max 4 weeks (2419200 seconds) per API
         duration = time * scale