diff --git a/right/src/usb_commands/usb_command_read_config.c b/right/src/usb_commands/usb_command_read_config.c
index 8c88943..b2992c7 100644
--- a/right/src/usb_commands/usb_command_read_config.c
+++ b/right/src/usb_commands/usb_command_read_config.c
@@ -8,7 +8,7 @@ void UsbCommand_ReadConfig(bool isHardware)
     uint8_t length = GET_USB_BUFFER_UINT8(1);
     uint16_t offset = GET_USB_BUFFER_UINT16(2);
 
-    if (length > USB_GENERIC_HID_OUT_BUFFER_LENGTH-1) {
+    if (length > USB_GENERIC_HID_OUT_BUFFER_LENGTH - USB_STATUS_CODE_SIZE) {
         SET_USB_BUFFER_UINT8(0, UsbStatusCode_ReadConfig_LengthTooLarge);
         return;
     }
@@ -21,5 +21,5 @@ void UsbCommand_ReadConfig(bool isHardware)
         return;
     }
 
-    memcpy(GenericHidOutBuffer+1, buffer+offset, length);
+    memcpy(GenericHidOutBuffer + USB_STATUS_CODE_SIZE, buffer + offset, length);
 }
diff --git a/right/src/usb_protocol_handler.h b/right/src/usb_protocol_handler.h
index dbd50b5..2ccb423 100644
--- a/right/src/usb_protocol_handler.h
+++ b/right/src/usb_protocol_handler.h
@@ -8,6 +8,8 @@
 
 // Macros:
 
+    #define USB_STATUS_CODE_SIZE 1
+
     #define GET_USB_BUFFER_UINT8(offset)  (*(uint8_t*)(GenericHidInBuffer+(offset)))
     #define GET_USB_BUFFER_UINT16(offset) (*(uint16_t*)(GenericHidInBuffer+(offset)))
     #define GET_USB_BUFFER_UINT32(offset) (*(uint32_t*)(GenericHidInBuffer+(offset)))