diff --git a/SqlBuilder.php b/SqlBuilder.php
index 592013c..32190f3 100644
--- a/SqlBuilder.php
+++ b/SqlBuilder.php
@@ -112,12 +112,13 @@ class SqlBuilder extends Component
 			return Kiri::getLogger()->logCategory('None data update.');
 		}
 
-		var_dump($string, $this->query);
-
-		$sql = 'UPDATE ' . $this->getFromAlias() . ' SET ' . implode(',', $string) . $this->make();
-
-		var_dump($string, $this);
-		return $sql;
+		return join(' ', [
+			'UPDATE',
+			$this->getFromAlias(),
+			'SET',
+			implode(', ', $string),
+			$this->make(),
+		]);
 	}