diff --git a/README.md b/README.md
index a33229d..edd7c59 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,10 @@ from zk import const
 
 zk = zk.ZK(ip='192.168.1.201', port=4370, timeout=5)
 try:
-    zk.connect()
+    response = zk.connect()
+    if response.get('status') is False:
+        raise Exception(response.get('message'))
+
     # disable (lock) the device, make sure no activity when process run
     zk.disable_device()
 
diff --git a/docs/index.rst b/docs/index.rst
index 0331934..8aa00eb 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -37,7 +37,10 @@ Basic Usage
 
     zk = zk.ZK(ip='192.168.1.201', port=4370, timeout=5)
     try:
-        zk.connect()
+        response = zk.connect()
+        if response.get('status') is False:
+            raise Exception(response.get('message'))
+
         # disable (lock) the device, make sure no activity when process run
         zk.disable_device()