diff --git a/config/config.go b/config/config.go
index 1f85d92..99dae75 100644
--- a/config/config.go
+++ b/config/config.go
@@ -90,12 +90,12 @@ func (config *RequestConfig) GetMaxConns(minConns uint) uint {
 }
 
 type Config struct {
-	Method       string              `json:"method" validate:"http_method"` // custom validations: http_method
-	URL          string              `json:"url" validate:"http_url,required"`
-	Timeout      uint32              `json:"timeout" validate:"gte=1,lte=100000"`
-	DodosCount   uint                `json:"dodos_count" validate:"gte=1"`
-	RequestCount uint                `json:"request_count" validation_name:"request-count" validate:"gte=1"`
-	NoProxyCheck utils.IOption[bool] `json:"no_proxy_check"`
+	Method       string             `json:"method" validate:"http_method"` // custom validations: http_method
+	URL          string             `json:"url" validate:"http_url,required"`
+	Timeout      uint32             `json:"timeout" validate:"gte=1,lte=100000"`
+	DodosCount   uint               `json:"dodos_count" validate:"gte=1"`
+	RequestCount uint               `json:"request_count" validation_name:"request-count" validate:"gte=1"`
+	NoProxyCheck utils.Option[bool] `json:"no_proxy_check"`
 }
 
 func (config *Config) MergeConfigs(newConfig *Config) {
diff --git a/utils/types.go b/utils/types.go
index 6a070d3..78f2815 100644
--- a/utils/types.go
+++ b/utils/types.go
@@ -6,10 +6,10 @@ import (
 )
 
 type NonNilConcrete interface {
-    ~int | ~float64 | ~string | ~bool
+	~int | ~float64 | ~string | ~bool
 }
 
-type IOption[T NonNilConcrete] interface {
+type Option[T NonNilConcrete] interface {
 	IsNone() bool
 	ValueOrErr() (*T, error)
 	ValueOr(def *T) *T