diff --git a/Src/freertos.c b/Src/freertos.c
index 209328f..74079d8 100644
--- a/Src/freertos.c
+++ b/Src/freertos.c
@@ -157,7 +157,13 @@ void MX_FREERTOS_Init(void) {
 void StartDefaultTask(void const * argument)
 {
   /* init code for LWIP */
-  MX_LWIP_Init();
+  if (config_get()->obtaining_ip_mode == OBTAINING_IP_MODE_STATIC){
+    MX_LWIP_STATIC_Init();
+  }else if (config_get()->obtaining_ip_mode == OBTAINING_IP_MODE_DHCP){
+    MX_LWIP_Init();
+  }else{
+    printf("lwip error\r\n");
+  }
   /* USER CODE BEGIN StartDefaultTask */
   osThreadDef(mainTask, StartMainTask, osPriorityNormal, 0, 1024);
   mainTaskHandle = osThreadCreate(osThread(mainTask), NULL);