diff --git a/src/extra/widgets/list/lv_list.c b/src/extra/widgets/list/lv_list.c
index ea9ced7298..29355fd3cb 100644
--- a/src/extra/widgets/list/lv_list.c
+++ b/src/extra/widgets/list/lv_list.c
@@ -73,7 +73,7 @@ lv_obj_t * lv_list_add_text(lv_obj_t * list, const char * txt)
     return obj;
 }
 
-lv_obj_t * lv_list_add_btn(lv_obj_t * list, const char * icon, const char * txt)
+lv_obj_t * lv_list_add_btn(lv_obj_t * list, const void * icon, const char * txt)
 {
     LV_LOG_INFO("begin");
     lv_obj_t * obj = lv_obj_class_create_obj(&lv_list_btn_class, list);
diff --git a/src/extra/widgets/list/lv_list.h b/src/extra/widgets/list/lv_list.h
index 8b91644153..0da5595bc8 100644
--- a/src/extra/widgets/list/lv_list.h
+++ b/src/extra/widgets/list/lv_list.h
@@ -37,7 +37,7 @@ lv_obj_t * lv_list_create(lv_obj_t * parent);
 
 lv_obj_t * lv_list_add_text(lv_obj_t * list, const char * txt);
 
-lv_obj_t * lv_list_add_btn(lv_obj_t * list, const char * icon, const char * txt);
+lv_obj_t * lv_list_add_btn(lv_obj_t * list, const void * icon, const char * txt);
 
 const char * lv_list_get_btn_text(lv_obj_t * list, lv_obj_t * btn);