1 files changed, 2 insertions, 0 deletions

diff --git a/firmware/usb.c b/firmware/usb.c
index bfb99e0607..b37ef3c5a5 100644
--- a/firmware/usb.c
+++ b/firmware/usb.c
@@ -355,7 +355,9 @@ static void usb_thread(void)
                 if(usb_state == USB_INSERTED)
                 {
                     usb_enable(false);
+#if (CONFIG_STORAGE & STORAGE_MMC)
                     usb_mmc_countdown = HZ/2; /* re-enable after 0.5 sec */
+#endif
                 }
 #endif
                 break;