diff --git a/config/notifiers.go b/config/notifiers.go
index 14bbe5255f..c92512b7e8 100644
--- a/config/notifiers.go
+++ b/config/notifiers.go
@@ -493,7 +493,7 @@ func (c *SigmaConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
 		defaultUrl, _ := url.Parse("https://online.sigmasms.ru/api/sendings")
 		c.URL = &URL{URL: defaultUrl}
 	}
-	if string(c.APIKey) == "" {
+	if c.APIKey == "" {
 		return fmt.Errorf("api_key must be configured")
 	}
 	if c.NotificationType == "" {
diff --git a/notify/sigma/sigma.go b/notify/sigma/sigma.go
index a1816db632..fc58097284 100644
--- a/notify/sigma/sigma.go
+++ b/notify/sigma/sigma.go
@@ -86,7 +86,6 @@ func (n *Notifier) Notify(ctx context.Context, as ...*types.Alert) (bool, error)
 			Text:   tmplText(n.conf.Text),
 		},
 	}
-
 	body, err := json.Marshal(msg)
 	if err != nil {
 		return false, err