diff --git a/stmhal/usbd_msc_storage.c b/stmhal/usbd_msc_storage.c
index ce6d3a5608..1b4545cd30 100644
--- a/stmhal/usbd_msc_storage.c
+++ b/stmhal/usbd_msc_storage.c
@@ -41,7 +41,7 @@
 static const int8_t FLASH_STORAGE_Inquirydata[] = { // 36 bytes
     // LUN 0
     0x00,
-    0x00, // 0x00 for a fixed drive, 0x80 for a removable drive
+    0x80, // 0x00 for a fixed drive, 0x80 for a removable drive
     0x02,
     0x02,
     (STANDARD_INQUIRY_DATA_LEN - 5),