diff --git a/viper.go b/viper.go index 2603c78..1bc46f5 100644 --- a/viper.go +++ b/viper.go @@ -262,7 +262,9 @@ func (v *Viper) WatchConfig() { if err != nil { log.Println("error:", err) } - v.onConfigChange(event) + if v.onConfigChange != nil { + v.onConfigChange(event) + } } } case err := <-watcher.Errors: