diff --git a/block/blk-settings.c b/block/blk-settings.c
index a3600a7..315b88c 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -344,7 +344,7 @@
  *   hardware can operate on without reverting to read-modify-write
  *   operations.
  */
-void blk_queue_physical_block_size(struct request_queue *q, unsigned short size)
+void blk_queue_physical_block_size(struct request_queue *q, unsigned int size)
 {
 	q->limits.physical_block_size = size;