diff --git a/platformio.ini b/platformio.ini
index 1564c02..ae1f806 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -8,8 +8,8 @@
 ; Please visit documentation for the other options and examples
 ; http://docs.platformio.org/page/projectconf.html
 
-;[platformio]
-;env_default = mesh
+[platformio]
+env_default = basic_esp32
 
 [common]
 framework = arduino
@@ -36,10 +36,21 @@ lib_deps =
 ;upload_port = 192.168.1.168
 
 [env:basic]
-src_filter = +<*> -<examples/> +<examples/basic/>
 platform = ${common.platform}
 board = ${common.board}
+src_filter = +<*> -<examples/> +<examples/basic/>
 upload_speed = ${common.upload_speed}
 monitor_baud = ${common.monitor_baud}
 framework = ${common.framework}
+lib_deps = ${common.lib_deps}
+
+
+[env:basic_esp32]
+platform = espressif32
+board = esp32dev
+framework = ${common.framework}
+build_flags = -std=c++14
+src_filter = +<*> -<examples/> +<examples/basic/>
+upload_speed = ${common.upload_speed}
+monitor_baud = ${common.monitor_baud}
 lib_deps = ${common.lib_deps}
\ No newline at end of file
diff --git a/src/Network.h b/src/Network.h
index f40d4ed..6bd037a 100644
--- a/src/Network.h
+++ b/src/Network.h
@@ -3,6 +3,7 @@
 
 #include <Arduino.h>
 #include <TaskSchedulerDeclarations.h>
+#include <functional>
 
 typedef std::function<void(uint32_t from, String &msg)> msgReceived_cb;
 
diff --git a/src/Sprocket.h b/src/Sprocket.h
index 1f34a7a..bf378fc 100644
--- a/src/Sprocket.h
+++ b/src/Sprocket.h
@@ -5,8 +5,8 @@
 #define _TASK_STD_FUNCTION 
 #define _TASK_PRIORITY
 
-#include <TaskSchedulerDeclarations.h>
 #include <Arduino.h>
+#include <TaskSchedulerDeclarations.h>
 #include <vector>
 #include "FS.h"
 #ifdef ESP32
@@ -19,9 +19,6 @@
 using namespace std;
 using namespace std::placeholders;
 
-// FIXME move to some global fnc lib
-#define ARRAY_LENGTH(array) sizeof(array)/sizeof(array[0])
-
 class Sprocket : public Mediator {
     protected:
         // TODO move scheduler out of Sprocket
diff --git a/src/utils/misc.h b/src/utils/misc.h
index be28f4e..0fe7e91 100644
--- a/src/utils/misc.h
+++ b/src/utils/misc.h
@@ -1,5 +1,5 @@
-#ifndef __ARRAY_UTILS__
-#define __ARRAY_UTILS__
+#ifndef __MISC_UTILS__
+#define __MISC_UTILS__
 
 #define ARRAY_LENGTH(array) sizeof(array)/sizeof(array[0])