diff --git a/bsp/allwinner/d1s/.config b/bsp/allwinner/d1s/.config
index aaf02ec7a95..c2a2054637b 100644
--- a/bsp/allwinner/d1s/.config
+++ b/bsp/allwinner/d1s/.config
@@ -65,12 +65,15 @@ CONFIG_RT_USING_MESSAGEQUEUE=y
 # Memory Management
 #
 CONFIG_RT_PAGE_MAX_ORDER=11
-CONFIG_RT_USING_MEMPOOL=y
-CONFIG_RT_USING_SMALL_MEM=y
+# CONFIG_RT_USING_MEMPOOL is not set
+# CONFIG_RT_USING_SMALL_MEM is not set
 # CONFIG_RT_USING_SLAB is not set
-# CONFIG_RT_USING_MEMHEAP is not set
-CONFIG_RT_USING_SMALL_MEM_AS_HEAP=y
-# CONFIG_RT_USING_MEMHEAP_AS_HEAP is not set
+CONFIG_RT_USING_MEMHEAP=y
+CONFIG_RT_MEMHEAP_FAST_MODE=y
+# CONFIG_RT_MEMHEAP_BEST_MODE is not set
+# CONFIG_RT_USING_SMALL_MEM_AS_HEAP is not set
+CONFIG_RT_USING_MEMHEAP_AS_HEAP=y
+CONFIG_RT_USING_MEMHEAP_AUTO_BINDING=y
 # CONFIG_RT_USING_SLAB_AS_HEAP is not set
 # CONFIG_RT_USING_USERHEAP is not set
 # CONFIG_RT_USING_NOHEAP is not set
@@ -192,7 +195,7 @@ CONFIG_RT_USING_DEV_BUS=y
 CONFIG_RT_USING_DEVICE_IPC=y
 CONFIG_RT_UNAMED_PIPE_NUMBER=64
 CONFIG_RT_USING_SYSTEM_WORKQUEUE=y
-CONFIG_RT_SYSTEM_WORKQUEUE_STACKSIZE=4096
+CONFIG_RT_SYSTEM_WORKQUEUE_STACKSIZE=16384
 CONFIG_RT_SYSTEM_WORKQUEUE_PRIORITY=23
 CONFIG_RT_USING_SERIAL=y
 # CONFIG_RT_USING_SERIAL_V1 is not set
diff --git a/bsp/allwinner/d1s/applications/mnt.c b/bsp/allwinner/d1s/applications/mnt.c
index da9b95ec260..57b1a72b49b 100644
--- a/bsp/allwinner/d1s/applications/mnt.c
+++ b/bsp/allwinner/d1s/applications/mnt.c
@@ -116,7 +116,7 @@ int mnt_init(void)
 
         rt_pin_mode(SD_CHECK_PIN, PIN_MODE_INPUT_PULLUP);
 
-        thread = rt_thread_create("sd", sd_check_thread_entry, NULL, 4096, 21, 10);
+        thread = rt_thread_create("sd", sd_check_thread_entry, NULL, RT_SYSTEM_WORKQUEUE_STACKSIZE, 21, 10);
         if (thread == NULL)
         {
             return -1;
diff --git a/bsp/allwinner/d1s/rtconfig.h b/bsp/allwinner/d1s/rtconfig.h
index e1009af4c43..8c0fd9b38ea 100644
--- a/bsp/allwinner/d1s/rtconfig.h
+++ b/bsp/allwinner/d1s/rtconfig.h
@@ -45,9 +45,10 @@
 /* Memory Management */
 
 #define RT_PAGE_MAX_ORDER 11
-#define RT_USING_MEMPOOL
-#define RT_USING_SMALL_MEM
-#define RT_USING_SMALL_MEM_AS_HEAP
+#define RT_USING_MEMHEAP
+#define RT_MEMHEAP_FAST_MODE
+#define RT_USING_MEMHEAP_AS_HEAP
+#define RT_USING_MEMHEAP_AUTO_BINDING
 #define RT_USING_MEMTRACE
 #define RT_USING_HEAP
 /* end of Memory Management */
@@ -138,7 +139,7 @@
 #define RT_USING_DEVICE_IPC
 #define RT_UNAMED_PIPE_NUMBER 64
 #define RT_USING_SYSTEM_WORKQUEUE
-#define RT_SYSTEM_WORKQUEUE_STACKSIZE 4096
+#define RT_SYSTEM_WORKQUEUE_STACKSIZE 16384
 #define RT_SYSTEM_WORKQUEUE_PRIORITY 23
 #define RT_USING_SERIAL
 #define RT_USING_SERIAL_V2