diff --git a/redbot/cogs/customcom/customcom.py b/redbot/cogs/customcom/customcom.py
index 135a3c6e5..1584ec000 100644
--- a/redbot/cogs/customcom/customcom.py
+++ b/redbot/cogs/customcom/customcom.py
@@ -39,6 +39,10 @@ class OnCooldown(CCError):
     pass
 
 
+class CommandNotEdited(CCError):
+    pass
+
+
 class CommandObj:
     def __init__(self, **kwargs):
         self.config = kwargs.get("config")
@@ -166,7 +170,7 @@ class CommandObj:
                 await self.bot.wait_for("message", check=pred, timeout=30)
             except asyncio.TimeoutError:
                 await ctx.send(_("Response timed out, please try again later."))
-                return
+                raise CommandNotEdited()
             if pred.result is True:
                 response = await self.get_responses(ctx=ctx)
             else:
@@ -177,7 +181,7 @@ class CommandObj:
                     )
                 except asyncio.TimeoutError:
                     await ctx.send(_("Response timed out, please try again later."))
-                    return
+                    raise CommandNotEdited()
                 response = resp.content
 
         if response:
@@ -448,6 +452,8 @@ class CustomCommands(commands.Cog):
             )
         except ArgParseError as e:
             await ctx.send(e.args[0])
+        except CommandNotEdited:
+            pass
 
     @customcom.command(name="list")
     @checks.bot_has_permissions(add_reactions=True)