diff --git a/sys/alpha/isa/isa_dma.c b/sys/alpha/isa/isa_dma.c
index 5864c7a00c7..bba4570178d 100644
--- a/sys/alpha/isa/isa_dma.c
+++ b/sys/alpha/isa/isa_dma.c
@@ -106,7 +106,6 @@ isa_dmainit(chan, bouncebufsize)
 		 * Reset the DMA hardware.
 		 */
 		outb(DMA1_RESET, 0);
-		outb((IO_DMA1 + 1*14), 0);
 		outb(DMA2_RESET, 0);
 		isa_dmacascade(4);