diff --git a/firmware/src/main.c b/firmware/src/main.c
index b43f324..e447158 100644
--- a/firmware/src/main.c
+++ b/firmware/src/main.c
@@ -154,8 +154,8 @@ uint8_t CanBufQueryDataByte(uint8_t hdl, uint8_t index)
 void CAN_Rx_FIFO0_CALLBACK(uint8_t numberOfMessage, uintptr_t context)
 {
     uint8_t MessageNumer = 0;
-    CAN1_MessageReceiveFifo(CAN_RX_FIFO_0, numberOfMessage, (CAN_RX_BUFFER *)canRxBuffer);
-    CanRxBuf_t = (CAN_RX_BUFFER *)canRxBuffer;
+    CAN1_MessageReceiveFifo(CAN_RX_FIFO_0, numberOfMessage, (CAN_RX_BUFFER *)(uintptr_t)canRxBuffer);
+    CanRxBuf_t = (CAN_RX_BUFFER *)(uintptr_t)canRxBuffer;
     for (; MessageNumer < numberOfMessage; MessageNumer++)
     {
         Received_buf[MessageNumer].id = READ_ID(CanRxBuf_t[MessageNumer].id);
@@ -175,7 +175,7 @@ void CanTx(t_can_handler can_handler, bool notif, uint32_t idtp, uint16_t len, t
     uint8_t loop_count = 0;
 
     memset(canTxBuffer, 0x00, CAN1_TX_FIFO_BUFFER_ELEMENT_SIZE);
-    CanTxBuffer = (CAN_TX_BUFFER *)canTxBuffer;
+    CanTxBuffer = (CAN_TX_BUFFER *)(uintptr_t)canTxBuffer;
     CanTxBuffer->id = WRITE_ID(idtp);
     CanTxBuffer->dlc = len;
     for (loop_count = 0; loop_count < len; loop_count++)