diff --git a/drivers/dma/zx_dma.c b/drivers/dma/zx_dma.c
index 42ff3e66c1e1701c25a35fab4ca58cfb680b8139..2bb695315300d9f9fab6c1b32f8ef85b6486ab05 100644
--- a/drivers/dma/zx_dma.c
+++ b/drivers/dma/zx_dma.c
@@ -26,7 +26,7 @@
 
 #define DRIVER_NAME		"zx-dma"
 #define DMA_ALIGN		4
-#define DMA_MAX_SIZE		(0x10000 - PAGE_SIZE)
+#define DMA_MAX_SIZE		(0x10000 - 512)
 #define LLI_BLOCK_SIZE		(4 * PAGE_SIZE)
 
 #define REG_ZX_SRC_ADDR			0x00