diff --git a/model.go b/model.go
index f37ff7ea..94211645 100644
--- a/model.go
+++ b/model.go
@@ -10,5 +10,5 @@ type Model struct {
 	ID        uint `gorm:"primary_key"`
 	CreatedAt time.Time
 	UpdatedAt time.Time
-	DeletedAt *time.Time `sql:"index"`
+	DeletedAt *time.Time
 }