diff --git a/src/object.c b/src/object.c
index af13731e2163b98a457796835109851546cb5960..cb177edbe6ab0d5171009ce441cf29866d3b6471 100644
--- a/src/object.c
+++ b/src/object.c
@@ -331,7 +331,9 @@ void rt_object_init(struct rt_object         *object,
                     const char               *name)
 {
     rt_base_t level;
+#ifdef RT_DEBUG
     struct rt_list_node *node = RT_NULL;
+#endif
     struct rt_object_information *information;
 #ifdef RT_USING_MODULE
     struct rt_dlmodule *module = dlmodule_self();
@@ -341,6 +343,7 @@ void rt_object_init(struct rt_object         *object,
     information = rt_object_get_information(type);
     RT_ASSERT(information != RT_NULL);
 
+#ifdef RT_DEBUG
     /* check object type to avoid re-initialization */
 
     /* enter critical */
@@ -353,13 +356,11 @@ void rt_object_init(struct rt_object         *object,
         struct rt_object *obj;
 
         obj = rt_list_entry(node, struct rt_object, list);
-        if (obj) /* skip warning when disable debug */
-        {
-            RT_ASSERT(obj != object);
-        }
+        RT_ASSERT(obj != object);
     }
     /* leave critical */
     rt_exit_critical();
+#endif
 
     /* initialize object's parameters */
     /* set object type to static */