diff --git a/src/test/test.cpp b/src/test/test.cpp
index efd651587..89d5ccdfc 100644
--- a/src/test/test.cpp
+++ b/src/test/test.cpp
@@ -473,7 +473,7 @@ void Test::run_test(uuid::console::Shell & shell, const std::string & cmd) {
 
     if (command == "mqtt_individual") {
         shell.printfln(F("Testing individual MQTT"));
-        Mqtt::ha_enabled(false); // turn off HA Discovery to stop the chatter
+        Mqtt::ha_enabled(false);   // turn off HA Discovery to stop the chatter
         Mqtt::subscribe_format(1); // individual topics
 
         run_test("boiler");
@@ -1030,6 +1030,13 @@ void Test::run_test(uuid::console::Shell & shell, const std::string & cmd) {
         request.url("/api");
         EMSESP::webAPIService.webAPIService_post(&request, json);
 
+        // 4 - system call
+        char data4[] = "{\"value\":\"0B 88 19 19 02\"}";
+        deserializeJson(doc, data4);
+        json = doc.as<JsonVariant>();
+        request.url("/api/system/send");
+        EMSESP::webAPIService.webAPIService_post(&request, json);
+
 #endif
     }
 
diff --git a/src/test/test.h b/src/test/test.h
index c776c21b2..6e3422e53 100644
--- a/src/test/test.h
+++ b/src/test/test.h
@@ -39,9 +39,9 @@ namespace emsesp {
 // #define EMSESP_DEBUG_DEFAULT "shower_alert"
 // #define EMSESP_DEBUG_DEFAULT "310"
 // #define EMSESP_DEBUG_DEFAULT "render"
-// #define EMSESP_DEBUG_DEFAULT "api"
+#define EMSESP_DEBUG_DEFAULT "api"
 // #define EMSESP_DEBUG_DEFAULT "crash"
-#define EMSESP_DEBUG_DEFAULT "mqtt_individual"
+// #define EMSESP_DEBUG_DEFAULT "mqtt_individual"
 
 class Test {
   public: