diff --git a/os/hal/platforms/STM32/USBv1/usb_lld.c b/os/hal/platforms/STM32/USBv1/usb_lld.c
index 7bccf4e4d..0b72c3a56 100644
--- a/os/hal/platforms/STM32/USBv1/usb_lld.c
+++ b/os/hal/platforms/STM32/USBv1/usb_lld.c
@@ -264,24 +264,30 @@ static void usb_packet_write_from_queue(stm32_usb_descriptor_t *udp,
 /*===========================================================================*/
 
 #if STM32_USB_USE_USB1 || defined(__DOXYGEN__)
+#if !defined(STM32_USB1_HP_HANDLER)
+#error "STM32_USB1_HP_HANDLER not defined"
+#endif
 /**
  * @brief   USB high priority interrupt handler.
  *
  * @isr
  */
-CH_IRQ_HANDLER(Vector8C) {
+CH_IRQ_HANDLER(STM32_USB1_HP_HANDLER) {
 
   CH_IRQ_PROLOGUE();
 
   CH_IRQ_EPILOGUE();
 }
 
+#if !defined(STM32_USB1_LP_HANDLER)
+#error "STM32_USB1_LP_HANDLER not defined"
+#endif
 /**
  * @brief   USB low priority interrupt handler.
  *
  * @isr
  */
-CH_IRQ_HANDLER(Vector90) {
+CH_IRQ_HANDLER(STM32_USB1_LP_HANDLER) {
   uint32_t istr;
   size_t n;
   USBDriver *usbp = &USBD1;
@@ -446,9 +452,9 @@ void usb_lld_start(USBDriver *usbp) {
       STM32_USB->CNTR = CNTR_FRES;
       /* Enabling the USB IRQ vectors, this also gives enough time to allow
          the transceiver power up (1uS).*/
-      nvicEnableVector(19,
+      nvicEnableVector(STM32_USB1_HP_NUMBER,
                        CORTEX_PRIORITY_MASK(STM32_USB_USB1_HP_IRQ_PRIORITY));
-      nvicEnableVector(20,
+      nvicEnableVector(STM32_USB1_LP_NUMBER,
                        CORTEX_PRIORITY_MASK(STM32_USB_USB1_LP_IRQ_PRIORITY));
       /* Releases the USB reset.*/
       STM32_USB->CNTR = 0;
@@ -473,8 +479,8 @@ void usb_lld_stop(USBDriver *usbp) {
   if (usbp->state == USB_STOP) {
 #if STM32_USB_USE_USB1
     if (&USBD1 == usbp) {
-      nvicDisableVector(19);
-      nvicDisableVector(20);
+      nvicDisableVector(STM32_USB1_HP_NUMBER);
+      nvicDisableVector(STM32_USB1_LP_NUMBER);
       STM32_USB->CNTR = CNTR_PDWN | CNTR_FRES;
       rccDisableUSB(FALSE);
     }
diff --git a/os/hal/platforms/STM32/USBv1/usb_lld.h b/os/hal/platforms/STM32/USBv1/usb_lld.h
index f8c2b32f5..82181b2f4 100644
--- a/os/hal/platforms/STM32/USBv1/usb_lld.h
+++ b/os/hal/platforms/STM32/USBv1/usb_lld.h
@@ -93,6 +93,16 @@
 #error "USB driver activated but no USB peripheral assigned"
 #endif
 
+#if STM32_USB_USE_USB1 &&                                                \
+    !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_USB_USB1_HP_IRQ_PRIORITY)
+#error "Invalid IRQ priority assigned to USB HP"
+#endif
+
+#if STM32_USB_USE_USB1 &&                                                \
+    !CORTEX_IS_VALID_KERNEL_PRIORITY(STM32_USB_USB1_LP_IRQ_PRIORITY)
+#error "Invalid IRQ priority assigned to USB LP"
+#endif
+
 #if STM32_USBCLK != 48000000
 #error "the USB driver requires a 48MHz clock"
 #endif
diff --git a/os/hal/platforms/STM32F1xx/stm32_isr.h b/os/hal/platforms/STM32F1xx/stm32_isr.h
index c8c5d7fde..d9e634f0a 100644
--- a/os/hal/platforms/STM32F1xx/stm32_isr.h
+++ b/os/hal/platforms/STM32F1xx/stm32_isr.h
@@ -129,6 +129,15 @@
 #define STM32_USART3_NUMBER         USART3_IRQn
 #define STM32_UART4_NUMBER          UART4_IRQn
 #define STM32_UART5_NUMBER          UART5_IRQn
+
+/*
+ * USB units.
+ */
+#define STM32_USB1_HP_HANDLER       Vector8C
+#define STM32_USB1_LP_HANDLER       Vector90
+
+#define STM32_USB1_HP_NUMBER        USB_HP_CAN1_TX_IRQn
+#define STM32_USB1_LP_NUMBER        USB_LP_CAN1_RX0_IRQn
 /** @} */
 
 /*===========================================================================*/
diff --git a/os/hal/platforms/STM32L1xx/stm32_isr.h b/os/hal/platforms/STM32L1xx/stm32_isr.h
index c753f6d24..84405e367 100644
--- a/os/hal/platforms/STM32L1xx/stm32_isr.h
+++ b/os/hal/platforms/STM32L1xx/stm32_isr.h
@@ -58,6 +58,15 @@
 #define STM32_USART1_NUMBER         USART1_IRQn
 #define STM32_USART2_NUMBER         USART2_IRQn
 #define STM32_USART3_NUMBER         USART3_IRQn
+
+/*
+ * USB units.
+ */
+#define STM32_USB1_HP_HANDLER       Vector8C
+#define STM32_USB1_LP_HANDLER       Vector90
+
+#define STM32_USB1_HP_NUMBER        USB_HP_IRQn
+#define STM32_USB1_LP_NUMBER        USB_LP_IRQn
 /** @} */
 
 /*===========================================================================*/