diff --git a/platforms/chibios/gd32v_compatibility.h b/platforms/chibios/gd32v_compatibility.h
index a3148fb6d2e..d01c3d00a23 100644
--- a/platforms/chibios/gd32v_compatibility.h
+++ b/platforms/chibios/gd32v_compatibility.h
@@ -35,7 +35,9 @@
 #define STM32_DMA_STREAM_ID(peripheral, channel) GD32_DMA_STREAM_ID(peripheral - 1, channel - 1)
 #define STM32_DMA_CR_DIR_M2P GD32_DMA_CTL_DIR_M2P
 #define STM32_DMA_CR_PSIZE_WORD GD32_DMA_CTL_PWIDTH_WORD
+#define STM32_DMA_CR_PSIZE_HWORD GD32_DMA_CTL_PWIDTH_HWORD
 #define STM32_DMA_CR_MSIZE_WORD GD32_DMA_CTL_MWIDTH_WORD
+#define STM32_DMA_CR_MSIZE_BYTE GD32_DMA_CTL_MWIDTH_BYTE
 #define STM32_DMA_CR_MINC GD32_DMA_CTL_MNAGA
 #define STM32_DMA_CR_CIRC GD32_DMA_CTL_CMEN
 #define STM32_DMA_CR_PL GD32_DMA_CTL_PRIO