diff --git a/docs/c-api/mqtt.h/mg_mqtt_pong.md b/docs/c-api/mqtt.h/mg_mqtt_pong.md
index da353b57..c79253e3 100644
--- a/docs/c-api/mqtt.h/mg_mqtt_pong.md
+++ b/docs/c-api/mqtt.h/mg_mqtt_pong.md
@@ -6,5 +6,5 @@ signature: |
   void mg_mqtt_pong(struct mg_connection *nc);
 ---
 
-Send a PINGRESP command. 
+Sends a PINGRESP command.