diff --git a/main.go b/main.go
index 2003d18..be13567 100644
--- a/main.go
+++ b/main.go
@@ -7,8 +7,8 @@ import (
 	"strings"
 
 	"github.com/knadh/koanf"
-	"github.com/knadh/koanf/parsers/toml"
 	"github.com/knadh/koanf/parsers/json"
+	"github.com/knadh/koanf/parsers/toml"
 	"github.com/knadh/koanf/parsers/yaml"
 	"github.com/knadh/koanf/providers/env"
 	"github.com/knadh/koanf/providers/file"
@@ -29,7 +29,7 @@ var configExtParser = map[string]koanf.Parser{
 type configData struct {
 	log    *zap.Logger
 	Log    *zap.Config `config:"log"`
-	API    api.Client `config:"api"`
+	API    api.Client  `config:"api"`
 	Listen string      `config:"listen"`
 }
 
@@ -48,7 +48,7 @@ func main() {
 		fileExt := filepath.Ext(configPath)
 		parser, ok := configExtParser[fileExt]
 		if !ok {
-			log.Panic("unsupported file extention:", zap.String("file-ext", fileExt))
+			log.Panic("unsupported file extension:", zap.String("file-ext", fileExt))
 		}
 		if err := k.Load(file.Provider(configPath), parser); err != nil {
 			log.Panic("load file config:", zap.Error(err))