diff --git a/models/models.go b/models/models.go
index 88bdf70f..3e7f6c69 100644
--- a/models/models.go
+++ b/models/models.go
@@ -158,7 +158,7 @@ type User struct {
 	Name          string              `db:"name" json:"name"`
 	Type          string              `db:"type" json:"type"`
 	Status        string              `db:"status" json:"status"`
-	Avatar        string              `db:"-" json:"avatar"`
+	Avatar        null.String         `db:"-" json:"avatar"`
 	Permissions   map[string]struct{} `db:"-" json:"-"`
 	LoggedInAt    null.Time           `db:"loggedin_at" json:"loggedin_at"`