diff --git a/client/internal/services/core/mainwindow/tabs.go b/client/internal/services/core/mainwindow/tabs.go
index 8831b7e..e9bf7a7 100644
--- a/client/internal/services/core/mainwindow/tabs.go
+++ b/client/internal/services/core/mainwindow/tabs.go
@@ -4,5 +4,5 @@ import (
 	"bunker/client/internal/services/core/mainwindow/dto"
 )
 
-func (m *mainWindow) AddTab(tab *dto.Tab) {
+func (m *mainWindow) AddTab(_ *dto.Tab) {
 }
diff --git a/client/internal/services/core/options/options.go b/client/internal/services/core/options/options.go
index 20276fb..68bf1f7 100644
--- a/client/internal/services/core/options/options.go
+++ b/client/internal/services/core/options/options.go
@@ -33,7 +33,7 @@ func Initialize(app *application.Application) error {
 	}
 
 	if err := app.RegisterService(opts); err != nil {
-		return fmt.Errorf("%w: %w", &errOptions, err)
+		return fmt.Errorf("%w: %w", errOptions, err)
 	}
 
 	return nil
diff --git a/client/internal/services/core/translations.go b/client/internal/services/core/translations.go
index 264626c..d4ef85d 100644
--- a/client/internal/services/core/translations.go
+++ b/client/internal/services/core/translations.go
@@ -7,7 +7,7 @@ import (
 // ServiceNameTranslations is a name for translations service.
 const ServiceNameTranslations = "core/translations"
 
-// ErrTranslationsIsInvalid appears when translations service implementation is invalid
+// ErrTranslationsIsInvalid appears when translations service implementation is invalid.
 var ErrTranslationsIsInvalid = errors.New("translations service implementation is invalid")
 
 // Translations is an interface for translations service.