diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 7cb8063..8d2a95c 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -1398,9 +1398,9 @@
 	if (!pci_set_dma_mask(pdev,  DMA_BIT_MASK(64))
 		&& !pci_set_consistent_dma_mask(pdev,  DMA_BIT_MASK(64)))
 		return 0;
-	ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
+	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
 	if (!ret)
-		ret = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
+		ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
 	return ret;
 }