diff --git a/src/mqtt/hasp_mqtt_esp.cpp b/src/mqtt/hasp_mqtt_esp.cpp
index f505002c..0b1c42ea 100644
--- a/src/mqtt/hasp_mqtt_esp.cpp
+++ b/src/mqtt/hasp_mqtt_esp.cpp
@@ -465,8 +465,8 @@ static esp_err_t mqtt_event_handler(esp_mqtt_event_handle_t event)
 void mqttSetup()
 {
     queue = xQueueCreate(64, sizeof(mqtt_message_t));
-    esp_crt_bundle_set(rootca_crt_bundle_start, rootca_crt_bundle_end-rootca_crt_bundle_start);
-    //arduino_esp_crt_bundle_set(rootca_crt_bundle_start);
+    //esp_crt_bundle_set(rootca_crt_bundle_start, rootca_crt_bundle_end-rootca_crt_bundle_start);
+    arduino_esp_crt_bundle_set(rootca_crt_bundle_start);
     mqttStart();
 }