diff --git a/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Inc/usbh_hid.h b/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Inc/usbh_hid.h
index 6e33565..ae31481 100644
--- a/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Inc/usbh_hid.h
+++ b/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Inc/usbh_hid.h
@@ -263,8 +263,8 @@ HID_HandleTypeDef;
 
 /* Interface Descriptor field values for HID Boot Protocol */
 #define HID_BOOT_CODE                                  0x01    
-#define HID_KEYBRD_BOOT_CODE                           0x01
-#define HID_MOUSE_BOOT_CODE                            0x02
+#define HID_KEYBRD_PROTOCOL                            0x01
+#define HID_MOUSE_PROTOCOL                             0x02
 
 
 /**
diff --git a/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Src/usbh_hid.c b/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Src/usbh_hid.c
index 10bf289..76b4791 100644
--- a/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Src/usbh_hid.c
+++ b/Downstream/Middlewares/ST/STM32_USB_Host_Library/Class/HID/Src/usbh_hid.c
@@ -147,12 +147,12 @@ static USBH_StatusTypeDef USBH_HID_InterfaceInit (USBH_HandleTypeDef *phost)
 
   
 #ifdef CONFIG_MOUSE_ENABLED
-  interface = USBH_FindInterface(phost, phost->pActiveClass->ClassCode, HID_BOOT_CODE, HID_MOUSE_BOOT_CODE);        //Search for mouse interfaces first
+  interface = USBH_FindInterface(phost, phost->pActiveClass->ClassCode, HID_BOOT_CODE, HID_MOUSE_PROTOCOL);        //Search for mouse interfaces first
 #endif
 #ifdef CONFIG_KEYBOARD_ENABLED
   if (interface == 0xFF)
   {
-      interface = USBH_FindInterface(phost, phost->pActiveClass->ClassCode, HID_BOOT_CODE, HID_KEYBRD_BOOT_CODE);
+      interface = USBH_FindInterface(phost, phost->pActiveClass->ClassCode, HID_BOOT_CODE, HID_KEYBRD_PROTOCOL);
   }
 #endif
   
@@ -315,7 +315,7 @@ static USBH_StatusTypeDef USBH_HID_ClassRequest(USBH_HandleTypeDef *phost)
     //Mouse in 'report' mode,
     //Keyboard in 'boot' mode
     if (USBH_HID_SetProtocol(phost,
-                             (HID_Handle->Protocol == HID_MOUSE_BOOT_CODE ? 1 : 0)) == USBH_OK)
+                             (HID_Handle->Protocol == HID_MOUSE_PROTOCOL ? 1 : 0)) == USBH_OK)
     {
       HID_Handle->ctl_state = HID_REQ_IDLE;
       
@@ -681,12 +681,12 @@ HID_TypeTypeDef USBH_HID_GetDeviceType(USBH_HandleTypeDef *phost)
   {
     
     if(phost->device.CfgDesc.Itf_Desc[phost->device.current_interface].bInterfaceProtocol \
-      == HID_KEYBRD_BOOT_CODE)
+      == HID_KEYBRD_PROTOCOL)
     {
       type = HID_KEYBOARD;  
     }
     else if(phost->device.CfgDesc.Itf_Desc[phost->device.current_interface].bInterfaceProtocol \
-      == HID_MOUSE_BOOT_CODE)		  
+      == HID_MOUSE_PROTOCOL)		  
     {
       type=  HID_MOUSE;  
     }
diff --git a/Downstream/Src/downstream_hid.c b/Downstream/Src/downstream_hid.c
index 1dc717a..a366f6f 100644
--- a/Downstream/Src/downstream_hid.c
+++ b/Downstream/Src/downstream_hid.c
@@ -55,7 +55,7 @@ InterfaceCommandClassTypeDef Downstream_HID_ApproveConnectedDevice(void)
     HID_HandleTypeDef* HID_Handle =  (HID_HandleTypeDef*)hUsbHostFS.pActiveClass->pData;
 
 #ifdef CONFIG_MOUSE_ENABLED
-    if (HID_Handle->Protocol == HID_MOUSE_BOOT_CODE)
+    if (HID_Handle->Protocol == HID_MOUSE_PROTOCOL)
     {
         if (Downstream_HID_Mouse_ParseReportDescriptor() == HAL_OK)
         {
@@ -64,7 +64,7 @@ InterfaceCommandClassTypeDef Downstream_HID_ApproveConnectedDevice(void)
     }
 #endif
 #ifdef CONFIG_KEYBOARD_ENABLED
-    if (HID_Handle->Protocol == HID_KEYBRD_BOOT_CODE)
+    if (HID_Handle->Protocol == HID_KEYBRD_PROTOCOL)
     {
             return COMMAND_CLASS_HID_KEYBOARD;          //success!
     }
diff --git a/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc/usbd_hid.h b/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc/usbd_hid.h
index d2a0045..ad39097 100644
--- a/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc/usbd_hid.h
+++ b/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Inc/usbd_hid.h
@@ -74,8 +74,8 @@
 #define HID_REQ_SET_REPORT            0x09
 #define HID_REQ_GET_REPORT            0x01
 
-#define HID_KEYBRD_BOOT_CODE          0x01
-#define HID_MOUSE_BOOT_CODE           0x02
+#define HID_KEYBRD_PROTOCOL          0x01
+#define HID_MOUSE_PROTOCOL           0x02
 
 /**
   * @}
diff --git a/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c b/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c
index b8cb27c..5d46fc2 100644
--- a/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c
+++ b/Upstream/Middlewares/ST/STM32_USB_Device_Library/Class/HID/Src/usbd_hid.c
@@ -310,7 +310,7 @@ void USBD_HID_PreinitMouse(void)
   OutReportSize = HID_MOUSE_OUTPUT_DATA_LEN;
 
   USBD_HID.USBDevPid = USBD_PID_MOUSE;
-  USBD_HID_CfgDesc[USB_HID_CFGDESC__INTERFACE_PROTOCOL_OFFSET] = HID_MOUSE_BOOT_CODE;
+  USBD_HID_CfgDesc[USB_HID_CFGDESC__INTERFACE_PROTOCOL_OFFSET] = HID_MOUSE_PROTOCOL;
   USBD_HID_CfgDesc[USB_HID_CFGDESC__HID_REPORT_DESC_SIZE_OFFSET] = HID_MOUSE_REPORT_DESC_SIZE;
   USBD_HID_CfgDesc[USB_HID_CFGDESC__EPIN_SIZE_OFFSET] = HID_MOUSE_INPUT_DATA_LEN;
   USBD_HID_Desc[USB_HID_DESC__HID_REPORT_DESC_SIZE_OFFSET] = HID_MOUSE_REPORT_DESC_SIZE;
@@ -327,7 +327,7 @@ void USBD_HID_PreinitKeyboard(void)
   OutReportSize = HID_KEYBOARD_OUTPUT_DATA_LEN;
 
   USBD_HID.USBDevPid = USBD_PID_KEYBOARD;
-  USBD_HID_CfgDesc[USB_HID_CFGDESC__INTERFACE_PROTOCOL_OFFSET] = HID_KEYBRD_BOOT_CODE;
+  USBD_HID_CfgDesc[USB_HID_CFGDESC__INTERFACE_PROTOCOL_OFFSET] = HID_KEYBRD_PROTOCOL;
   USBD_HID_CfgDesc[USB_HID_CFGDESC__HID_REPORT_DESC_SIZE_OFFSET] = HID_KEYBOARD_REPORT_DESC_SIZE;
   USBD_HID_CfgDesc[USB_HID_CFGDESC__EPIN_SIZE_OFFSET] = HID_KEYBOARD_INPUT_DATA_LEN;
   USBD_HID_Desc[USB_HID_DESC__HID_REPORT_DESC_SIZE_OFFSET] = HID_KEYBOARD_REPORT_DESC_SIZE;