diff --git a/library/think/model/relation/HasOne.php b/library/think/model/relation/HasOne.php
index 3d4a3630..7e8fa8d6 100644
--- a/library/think/model/relation/HasOne.php
+++ b/library/think/model/relation/HasOne.php
@@ -74,7 +74,7 @@ class HasOne extends OneToOne
         return $this->parent->db()
             ->alias($model)
             ->whereExists(function ($query) use ($table, $model, $relation, $localKey, $foreignKey) {
-                $query->table([$table => $relation])->field($relation . '.' . $foreignKey)->whereExp($model . '.' . $localKey, '=' . $relatoin . '.' . $foreignKey);
+                $query->table([$table => $relation])->field($relation . '.' . $foreignKey)->whereExp($model . '.' . $localKey, '=' . $relation . '.' . $foreignKey);
             });
     }