diff --git a/block/blk-merge.c b/block/blk-merge.c
index d9eddbc..574ea7c 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -440,6 +440,9 @@
 {
 	if (req_gap_back_merge(req, bio))
 		return 0;
+	if (blk_integrity_rq(req) &&
+	    integrity_req_gap_back_merge(req, bio))
+		return 0;
 	if (blk_rq_sectors(req) + bio_sectors(bio) >
 	    blk_rq_get_max_sectors(req)) {
 		req->cmd_flags |= REQ_NOMERGE;
@@ -461,6 +464,9 @@
 
 	if (req_gap_front_merge(req, bio))
 		return 0;
+	if (blk_integrity_rq(req) &&
+	    integrity_req_gap_front_merge(req, bio))
+		return 0;
 	if (blk_rq_sectors(req) + bio_sectors(bio) >
 	    blk_rq_get_max_sectors(req)) {
 		req->cmd_flags |= REQ_NOMERGE;