diff --git a/Formula/trojan.rb b/Formula/trojan.rb
index d287ac9..1606f8c 100644
--- a/Formula/trojan.rb
+++ b/Formula/trojan.rb
@@ -15,26 +15,9 @@ def install
     system "make", "install"
   end
 
-  plist_options :manual => "trojan #{HOMEBREW_PREFIX}/etc/trojan/config.json"
-
-  def plist; <<~EOS
-  <?xml version="1.0" encoding="UTF-8"?>
-  <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-  <plist version="1.0">
-    <dict>
-      <key>KeepAlive</key>
-      <true/>
-      <key>RunAtLoad</key>
-      <true/>
-      <key>Label</key>
-      <string>#{plist_name}</string>
-      <key>ProgramArguments</key>
-      <array>
-        <string>#{opt_bin}/trojan</string>
-        <string>#{etc}/trojan/config.json</string>
-      </array>
-    </dict>
-  </plist>
-  EOS
+  service do
+     run [opt_bin/"trojan", etc/"trojan/config.json"]
+     run_type :immediate
+     keep_alive true
   end
 end