diff --git a/SqlBuilder.php b/SqlBuilder.php
index 32190f3..0ae3d5b 100644
--- a/SqlBuilder.php
+++ b/SqlBuilder.php
@@ -281,10 +281,11 @@ class SqlBuilder extends Component
 	 */
 	private function make(): string
 	{
-		$select = $this->makeCondition();
-		$select .= $this->makeGroup();
-		$select .= $this->makeOrder();
-		return $select;
+		return join(' ', [
+			$this->makeCondition(),
+			$this->makeGroup(),
+			$this->makeOrder(),
+		]);
 	}
 
 	/**
@@ -310,7 +311,7 @@ class SqlBuilder extends Component
 	private function makeGroup(): string
 	{
 		if ($this->query->group !== '' && $this->query->group !== '0') {
-			return ' GROUP BY ' . $this->query->group;
+			return 'GROUP BY ' . $this->query->group;
 		}
 		return '';
 	}
@@ -322,7 +323,7 @@ class SqlBuilder extends Component
 	private function makeOrder(): string
 	{
 		if (count($this->query->order) > 0) {
-			return ' ORDER BY ' . implode(',', $this->query->order);
+			return 'ORDER BY ' . implode(',', $this->query->order);
 		}
 		return '';
 	}
@@ -337,7 +338,7 @@ class SqlBuilder extends Component
 		if (empty($condition)) {
 			return '';
 		}
-		return ' WHERE ' . $condition;
+		return 'WHERE ' . $condition;
 	}