diff --git a/commands/serve.v b/commands/serve.v
index dc8627c..dad51d7 100644
--- a/commands/serve.v
+++ b/commands/serve.v
@@ -118,7 +118,7 @@ pub fn (mut s ServeCommand) run() ! {
 	}
 	mut server := &http.Server{
 		handler: handler
-		port: commands.cport
+		addr: ':${commands.cport}'
 	}
 
 	// base_url を localhost にする
diff --git a/main.v b/main.v
index 617a96c..8ace9e3 100644
--- a/main.v
+++ b/main.v
@@ -16,10 +16,10 @@ fn load_config(toml_file string) !config.Config {
 	return config.load(toml_text)
 }
 
-fn init_logger() log.Log {
-	return log.Log{
-		level: log.Level.info
-	}
+fn init_logger() &log.Log {
+	mut l := log.Log{}
+	l.set_level(.info)
+	return &l
 }
 
 fn init_commands() cli.Command {