diff --git a/Src/stm32f4xx_it.c b/Src/stm32f4xx_it.c
index c51f91e..7b47321 100644
--- a/Src/stm32f4xx_it.c
+++ b/Src/stm32f4xx_it.c
@@ -265,7 +265,7 @@ void DMA1_Stream3_IRQHandler(void)
 void DMA1_Stream4_IRQHandler(void)
 {
   /* USER CODE BEGIN DMA1_Stream4_IRQn 0 */
-  HandleConsoleUsartIrq(UART4);
+  HandleConsoleUsartTxDmaIrq(&g_ConsoleTxDmaInfo, UART4);
   /* USER CODE END DMA1_Stream4_IRQn 0 */
   
   /* USER CODE BEGIN DMA1_Stream4_IRQn 1 */
diff --git a/app/application.c b/app/application.c
index 9aece6b..35f6ecd 100644
--- a/app/application.c
+++ b/app/application.c
@@ -49,7 +49,7 @@ void MainLoop()
 
 	InitCrcStatus(&g_crcStatus, DMA2, LL_DMA_STREAM_4);
 
-	InitDmaInfo(&g_ConsoleTxDmaInfo, DMA1, LL_DMA_STREAM_3);
+	InitDmaInfo(&g_ConsoleTxDmaInfo, DMA1, LL_DMA_STREAM_4);
 	LL_DMA_EnableIT_TC(g_ConsoleTxDmaInfo.dma, g_ConsoleTxDmaInfo.stream);
 	LL_DMA_EnableIT_TE(g_ConsoleTxDmaInfo.dma, g_ConsoleTxDmaInfo.stream);