diff --git a/include/app_config.hpp b/include/app_config.hpp
index 5f762c0..963c43c 100644
--- a/include/app_config.hpp
+++ b/include/app_config.hpp
@@ -127,7 +127,7 @@ struct AppConfig
                  ", password: " + cfg.mqtt.password);
         LOG_INFO("[Config] MQTT Topics: " + cfg.mqtt.topics.heartbeat_up + ", " +
                  cfg.mqtt.topics.video_down + ", " + cfg.mqtt.topics.video_down_ack);
-        LOG_INFO("[Config] MQTT keepAlive: " + cfg.mqtt.keep_alive);
+        LOG_INFO("[Config] MQTT keepAlive: " + std::to_string(cfg.mqtt.keep_alive));
 
         return cfg;
     }