diff --git a/cogs/IdaCogs.py b/cogs/IdaCogs.py
index 1441fb4..7fa2832 100644
--- a/cogs/IdaCogs.py
+++ b/cogs/IdaCogs.py
@@ -234,8 +234,15 @@ class IdaCogs(commands.Cog):
     async def setCarrierState(self, ctx, carrier, state):
         response = await helpers.getFromSheet(self.session, self.gsheetToken, "carrier")
 
+        await ctx.defer()
+
         #transforms the response into a dict (carrier : state) we can use
         carrierState = await helpers.parseCarrierState(response)
+
+        if carrier not in carrierState.keys():
+            await ctx.followup.send(f"The specified carrier {carrier} is not in the allowed list! Quitting!")
+            return 0
+
         author = str(ctx.author)
 
         carrierState[carrier] = state
@@ -244,7 +251,7 @@ class IdaCogs(commands.Cog):
 
         #print(rawState)
 
-        await ctx.defer()
+
         i = 1
         text = "Current Carrier State : \n"