diff --git a/src/YurunHttp/WebSocket/Swoole.php b/src/YurunHttp/WebSocket/Swoole.php
index 6e838c1..f17eb22 100644
--- a/src/YurunHttp/WebSocket/Swoole.php
+++ b/src/YurunHttp/WebSocket/Swoole.php
@@ -118,7 +118,7 @@ public function connect()
     public function close()
     {
         $this->handler->close();
-        $this->connected = true;
+        $this->connected = false;
     }
 
     /**
diff --git a/tests/unit/WebSocketTest/WebSocketTest.php b/tests/unit/WebSocketTest/WebSocketTest.php
index e632737..ec8e808 100644
--- a/tests/unit/WebSocketTest/WebSocketTest.php
+++ b/tests/unit/WebSocketTest/WebSocketTest.php
@@ -30,6 +30,8 @@ public function testWebSocket(): void
             $recv = $client->recv();
             $this->assertEquals('test:' . $time, $recv);
             $client->close();
+            // 关闭后 isConnected() 必须返回 false（issue #32）
+            $this->assertFalse($client->isConnected());
         });
     }
 
@@ -53,6 +55,7 @@ public function testWSS(): void
             $recv = $client->recv();
             $this->assertEquals('test:' . $time, $recv);
             $client->close();
+            $this->assertFalse($client->isConnected());
         });
     }