diff --git a/demo/stm32/usb_device/stm32f103c8t6/Core/Src/main.c b/demo/stm32/usb_device/stm32f103c8t6/Core/Src/main.c
index ccbb6cd7..b0536e72 100644
--- a/demo/stm32/usb_device/stm32f103c8t6/Core/Src/main.c
+++ b/demo/stm32/usb_device/stm32f103c8t6/Core/Src/main.c
@@ -114,8 +114,6 @@ int main(void)
     extern void cdc_acm_init(void);
     cdc_acm_init();
 
-    usb_dc_init();
-
   /* USER CODE END 2 */
 
   /* Infinite loop */