diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c
index 25a5710..616750d 100644
--- a/drivers/mtd/cfi_flash.c
+++ b/drivers/mtd/cfi_flash.c
@@ -1820,7 +1820,7 @@
 					break;
 				else
 					unmap_physmem((void *)info->start[0],
-						      MAP_NOCACHE);
+						      info->portwidth);
 			}
 		}