diff --git a/src/lv_conf_checker.h b/src/lv_conf_checker.h
index 7accfd259..d7edb6dff 100644
--- a/src/lv_conf_checker.h
+++ b/src/lv_conf_checker.h
@@ -266,6 +266,14 @@
 #define LV_ATTRIBUTE_LARGE_CONST
 #endif
 
+/* Export integer constant to binding.
+ * This macro is used with constants in the form of LV_<CONST> that
+ * should also appear on lvgl binding API such as Micropython
+ */
+#ifndef LV_EXPORT_CONST_INT
+#define LV_EXPORT_CONST_INT(int_value)
+#endif
+
 /*===================
  *  HAL settings
  *==================*/
diff --git a/src/lv_objx/lv_gauge.c b/src/lv_objx/lv_gauge.c
index 3ebb1cb7c..aedb63c2a 100644
--- a/src/lv_objx/lv_gauge.c
+++ b/src/lv_objx/lv_gauge.c
@@ -135,7 +135,6 @@ lv_obj_t * lv_gauge_create(lv_obj_t * par, const lv_obj_t * copy)
 void lv_gauge_set_needle_count(lv_obj_t * gauge, uint8_t needle_cnt, const lv_color_t colors[])
 {
     LV_ASSERT_OBJ(gauge, LV_OBJX_NAME);
-    LV_ASSERT_NULL(colors);
 
     lv_gauge_ext_t * ext = lv_obj_get_ext_attr(gauge);
 
diff --git a/src/lv_objx/lv_tabview.c b/src/lv_objx/lv_tabview.c
index 80ea4ba48..158ff5393 100644
--- a/src/lv_objx/lv_tabview.c
+++ b/src/lv_objx/lv_tabview.c
@@ -746,7 +746,7 @@ static lv_res_t lv_tabview_signal(lv_obj_t * tabview, lv_signal_t sign, void * p
         }
 
         if(sign == LV_SIGNAL_FOCUS) {
-            lv_btnm_set_pressed(ext->btns, ext->tab_cur);
+
 
             lv_indev_type_t indev_type = lv_indev_get_type(lv_indev_get_act());
             /*With ENCODER select the first button only in edit mode*/
@@ -754,15 +754,11 @@ static lv_res_t lv_tabview_signal(lv_obj_t * tabview, lv_signal_t sign, void * p
 #if LV_USE_GROUP
                 lv_group_t * g = lv_obj_get_group(tabview);
                 if(lv_group_get_editing(g)) {
-                    lv_btnm_ext_t * btnm_ext = lv_obj_get_ext_attr(ext->btns);
-                    btnm_ext->btn_id_pr      = 0;
-                    lv_obj_invalidate(ext->btns);
+                    lv_btnm_set_pressed(ext->btns, ext->tab_cur);
                 }
 #endif
             } else {
-                lv_btnm_ext_t * btnm_ext = lv_obj_get_ext_attr(ext->btns);
-                btnm_ext->btn_id_pr      = 0;
-                lv_obj_invalidate(ext->btns);
+                lv_btnm_set_pressed(ext->btns, ext->tab_cur);
             }
         }
     } else if(sign == LV_SIGNAL_GET_EDITABLE) {