diff --git a/hw/riscv/opentitan.c b/hw/riscv/opentitan.c
index f7cfcf1c3a..9803ae6d70 100644
--- a/hw/riscv/opentitan.c
+++ b/hw/riscv/opentitan.c
@@ -39,12 +39,12 @@ static const MemMapEntry ibex_memmap[] = {
     [IBEX_DEV_TIMER] =          {  0x40100000,  0x1000  },
     [IBEX_DEV_SENSOR_CTRL] =    {  0x40110000,  0x1000  },
     [IBEX_DEV_OTP_CTRL] =       {  0x40130000,  0x4000  },
+    [IBEX_DEV_USBDEV] =         {  0x40150000,  0x1000  },
     [IBEX_DEV_PWRMGR] =         {  0x40400000,  0x1000  },
     [IBEX_DEV_RSTMGR] =         {  0x40410000,  0x1000  },
     [IBEX_DEV_CLKMGR] =         {  0x40420000,  0x1000  },
     [IBEX_DEV_PINMUX] =         {  0x40460000,  0x1000  },
     [IBEX_DEV_PADCTRL] =        {  0x40470000,  0x1000  },
-    [IBEX_DEV_USBDEV] =         {  0x40500000,  0x1000  },
     [IBEX_DEV_FLASH_CTRL] =     {  0x41000000,  0x1000  },
     [IBEX_DEV_PLIC] =           {  0x41010000,  0x1000  },
     [IBEX_DEV_AES] =            {  0x41100000,  0x1000  },