diff --git a/ports/stm32/fdcan.c b/ports/stm32/fdcan.c
index 778902735e..8465b806ae 100644
--- a/ports/stm32/fdcan.c
+++ b/ports/stm32/fdcan.c
@@ -48,6 +48,14 @@
 #define FDCAN_RX_FIFO1_MASK (FDCAN_FLAG_RX_FIFO1_MESSAGE_LOST | FDCAN_FLAG_RX_FIFO1_FULL | FDCAN_FLAG_RX_FIFO1_NEW_MESSAGE)
 #define FDCAN_ERROR_STATUS_MASK (FDCAN_FLAG_ERROR_PASSIVE | FDCAN_FLAG_ERROR_WARNING | FDCAN_FLAG_BUS_OFF)
 
+#if defined(STM32H7)
+// adaptations for H7 to G4 naming convention in HAL
+#define FDCAN_IT_GROUP_RX_FIFO0         (FDCAN_ILS_RF0NL | FDCAN_ILS_RF0FL | FDCAN_ILS_RF0LL)
+#define FDCAN_IT_GROUP_BIT_LINE_ERROR   (FDCAN_ILS_EPE | FDCAN_ILS_ELOE)
+#define FDCAN_IT_GROUP_PROTOCOL_ERROR   (FDCAN_ILS_ARAE | FDCAN_ILS_PEDE | FDCAN_ILS_PEAE | FDCAN_ILS_WDIE | FDCAN_ILS_BOE | FDCAN_ILS_EWE)
+#define FDCAN_IT_GROUP_RX_FIFO1         (FDCAN_ILS_RF1NL | FDCAN_ILS_RF1FL | FDCAN_ILS_RF1LL)
+#endif
+
 // also defined in <PROC>_hal_fdcan.c, but not able to declare extern and reach the variable
 static const uint8_t DLCtoBytes[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 12, 16, 20, 24, 32, 48, 64};