diff --git a/lib/gemstash/cli/start.rb b/lib/gemstash/cli/start.rb
index 29901125..9c189b53 100644
--- a/lib/gemstash/cli/start.rb
+++ b/lib/gemstash/cli/start.rb
@@ -11,6 +11,10 @@ class Start < Gemstash::CLI::Base
       def run
         prepare
         @cli.say("Starting gemstash!", :green)
+        case @cli.options[:daemonize]
+        when false then warn "The --no-daemonize option was removed and has no effect."
+        when true then warn "The --daemonize option was removed and has no effect."
+        end
         Puma::CLI.new(args, Gemstash::Logging::StreamLogger.puma_events).run
       end