diff --git a/robottas.py b/robottas.py
index a7b24ce..fbf6754 100755
--- a/robottas.py
+++ b/robottas.py
@@ -734,12 +734,12 @@ class Robottas(commands.Bot):
             try:
                 secs = int(delay)
                 if secs < 10 or secs > 300:
-                    await ctx.send("delay must be between 10 and 300")
+                    await ctx.send("Delay must be between 10 and 300.")
                 else:
                     self.delay = secs
-                    await ctx.send(f"delay set to {secs}")
+                    await ctx.send(f"Delay set to {secs} seconds.")
             except:
-                await ctx.send("invalid delay value")
+                await ctx.send(f"Invalid delay value ({secs}).")
 
 
         @self.command()