diff --git a/src/main/drivers/dma_reqmap.c b/src/main/drivers/dma_reqmap.c
index 77f8784537b..83434092841 100644
--- a/src/main/drivers/dma_reqmap.c
+++ b/src/main/drivers/dma_reqmap.c
@@ -38,7 +38,12 @@ typedef struct dmaRequestMapping_s {
 } dmaRequestMapping_t;
 
 #if defined(STM32F4) || defined(STM32F7)
-#define D(d, s, c) { DMA_CODE(d, s, c), DMA ## d ## _Stream ## s, c }
+
+#if defined(STM32F4)
+#define D(d, s, c) { DMA_CODE(d, s, c), DMA ## d ## _Stream ## s, DMA_Channel_ ## c }
+#elif defined(STM32F7)
+#define D(d, s, c) { DMA_CODE(d, s, c), DMA ## d ## _Stream ## s, DMA_CHANNEL_ ## c }
+#endif
 
 static const dmaRequestMapping_t dmaRequestMapping[] = {
 #ifdef USE_SPI
diff --git a/src/main/drivers/dma_reqmap.h b/src/main/drivers/dma_reqmap.h
index c31c6d1e4ac..883c609533c 100644
--- a/src/main/drivers/dma_reqmap.h
+++ b/src/main/drivers/dma_reqmap.h
@@ -28,7 +28,7 @@ typedef struct dmaChannelSpec_s {
     dmaCode_t             code;
 #if defined(STM32F4) || defined(STM32F7)
     DMA_Stream_TypeDef    *ref;
-    uint8_t               channel;
+    uint32_t              channel;
 #else
     DMA_Channel_TypeDef   *ref;
 #endif