diff --git a/docs/en/api-reference/protocols/mqtt.rst b/docs/en/api-reference/protocols/mqtt.rst
index b408c3b..b221a92 100644
--- a/docs/en/api-reference/protocols/mqtt.rst
+++ b/docs/en/api-reference/protocols/mqtt.rst
@@ -205,3 +205,4 @@ API Reference
 -------------
 
 .. include-build-file:: inc/mqtt_client.inc
+.. include-build-file:: inc/mqtt5_client.inc
diff --git a/docs/zh_CN/api-reference/protocols/mqtt.rst b/docs/zh_CN/api-reference/protocols/mqtt.rst
index 7ad56ec..b2a79f7 100644
--- a/docs/zh_CN/api-reference/protocols/mqtt.rst
+++ b/docs/zh_CN/api-reference/protocols/mqtt.rst
@@ -205,3 +205,4 @@ API 参考
 -------------
 
 .. include-build-file:: inc/mqtt_client.inc
+.. include-build-file:: inc/mqtt5_client.inc