diff --git a/src/Kconfig b/src/Kconfig
index 71abd9cf4f5bc8992433faf772c10ae545213405..fc7fcd54f4381d50e7f4b9768c6ca3d3da4cec29 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -268,11 +268,18 @@ menu "Memory Management"
         help
             Using static memory fixed partition
 
-    config RT_USING_MEMHEAP
+    menuconfig RT_USING_MEMHEAP
         bool "Using memory heap object"
         default n
-        help
-            Using memory heap object to manage dynamic memory heap.
+
+        if RT_USING_MEMHEAP
+
+            if RT_USING_MEMHEAP_AS_HEAP
+            config RT_USING_MEMHEAP_AUTO_BINDING
+                bool "Use all of memheap objects as heap"
+                default y
+            endif
+        endif
 
     choice
         prompt "Dynamic Memory Management"
@@ -289,7 +296,7 @@ menu "Memory Management"
 
         if RT_USING_MEMHEAP
         config RT_USING_MEMHEAP_AS_HEAP
-            bool "Use all of memheap objects as heap"
+            bool "Use memheap objects as heap"
         endif
 
         config RT_USING_USERHEAP
diff --git a/src/memheap.c b/src/memheap.c
index 8422b1d802cb5752b47f9123a4cd33fad99e3b06..d1c282292287b05daf4ae4018979916171ef1257 100644
--- a/src/memheap.c
+++ b/src/memheap.c
@@ -852,6 +852,7 @@ void *rt_malloc(rt_size_t size)
 
     /* try to allocate in system heap */
     ptr = rt_memheap_alloc(&_heap, size);
+#ifdef RT_USING_MEMHEAP_AUTO_BINDING
     if (ptr == RT_NULL)
     {
         struct rt_object *object;
@@ -881,6 +882,7 @@ void *rt_malloc(rt_size_t size)
                 break;
         }
     }
+#endif /* RT_USING_MEMHEAP_AUTO_BINDING */
 
 #ifdef RT_USING_MEMTRACE
     if (ptr == RT_NULL)