diff --git a/.gitignore b/.gitignore
index 4abb511..5c0bbe0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,8 @@
 *.yaml
 !example-config.yaml
 
+logs/
+
 plugins/
 
 # Bots under maubot.xyz
diff --git a/app/bot.go b/app/bot.go
index 0315777..8851d1b 100644
--- a/app/bot.go
+++ b/app/bot.go
@@ -51,21 +51,18 @@ func (bot *Bot) Init() {
 	bot.initServer()
 	bot.loadPlugins()
 	bot.createPlugins()
-	log.Debugln("Init func exit")
 }
 
 func (bot *Bot) Start() {
 	go bot.startClients()
 	go bot.startServer()
 	bot.startPlugins()
-	log.Debugln("Start func exit")
 }
 
 func (bot *Bot) Stop() {
 	bot.stopPlugins()
 	bot.stopServer()
 	bot.stopClients()
-	log.Debugln("Stop func exit")
 }
 
 func (bot *Bot) initDatabase() {
diff --git a/config/logging.go b/config/logging.go
index 8a8da36..06e441b 100644
--- a/config/logging.go
+++ b/config/logging.go
@@ -82,7 +82,7 @@ func (lc *LogConfig) MarshalYAML() (interface{}, error) {
 func CreateLogConfig() LogConfig {
 	return LogConfig{
 		Directory:       "./logs",
-		FileNameFormat:  "%[1]s-%02[2]d.log",
+		FileNameFormat:  "{{.Date}}-{{.Index}}.log",
 		TimestampFormat: "Jan _2, 2006 15:04:05",
 		FileMode:        0600,
 		FileDateFormat:  "2006-01-02",
diff --git a/database/clients.go b/database/clients.go
index 1717ba2..0068a54 100644
--- a/database/clients.go
+++ b/database/clients.go
@@ -122,7 +122,6 @@ func (mxc *MatrixClient) LoadCommandSpecs() *MatrixClient {
 	for _, spec := range specs {
 		mxc.CommandSpecs[spec.Owner] = spec
 	}
-	log.Debugln("Loaded command specs:", mxc.CommandSpecs)
 	return mxc
 }
 
diff --git a/database/commands.go b/database/commands.go
index 0425a47..08cc8ab 100644
--- a/database/commands.go
+++ b/database/commands.go
@@ -82,7 +82,6 @@ func (css *CommandSpecStatic) getAllByQuery(query string, args ...interface{}) (
 	for rows.Next() {
 		specs = append(specs, css.New().Scan(rows))
 	}
-	log.Debugln("getAllByQuery() =", specs)
 	return
 }
 
diff --git a/example-config.yaml b/example-config.yaml
index e51d6c9..23e294e 100644
--- a/example-config.yaml
+++ b/example-config.yaml
@@ -5,8 +5,8 @@ database:
 logging:
   directory: ./logs
   file_mode: 0600
-  print_debug: false
-  file_name_format: "%[1]s-%02[2]d.log"
+  print_level: DEBUG
+  file_name_format: "{{.Date}}-{{.Index}}.log"
   file_date_format: 2006-01-02
   timestamp_format: Jan _2, 2006 15:04:05