diff --git a/tutorials/mqtt/mqtt-client/main.c b/tutorials/mqtt/mqtt-client/main.c
index f06cbe28..7a3018a7 100644
--- a/tutorials/mqtt/mqtt-client/main.c
+++ b/tutorials/mqtt/mqtt-client/main.c
@@ -13,8 +13,8 @@
 #include "mongoose.h"
 
 static const char *s_url = "mqtt://broker.hivemq.com:1883";
-static const char *s_sub_topic = "mg/+/test";     // Publish topic
-static const char *s_pub_topic = "mg/clnt/test";  // Subscribe topic
+static const char *s_sub_topic = "mg/+/test";     // Subscribe topic
+static const char *s_pub_topic = "mg/clnt/test";  // Publish topic
 static int s_qos = 1;                             // MQTT QoS
 static struct mg_connection *s_conn;              // Client connection