diff --git a/lib/nvmf/ctrlr.c b/lib/nvmf/ctrlr.c
index 16a39a3bf..ac6b09483 100644
--- a/lib/nvmf/ctrlr.c
+++ b/lib/nvmf/ctrlr.c
@@ -1532,6 +1532,7 @@ spdk_nvmf_ctrlr_identify_ctrlr(struct spdk_nvmf_ctrlr *ctrlr, struct spdk_nvme_c
 
 		cdata->oncs.dsm = spdk_nvmf_ctrlr_dsm_supported(ctrlr);
 		cdata->oncs.write_zeroes = spdk_nvmf_ctrlr_write_zeroes_supported(ctrlr);
+		cdata->oncs.reservations = 1;
 
 		SPDK_DEBUGLOG(SPDK_LOG_NVMF, "ext ctrlr data: ioccsz 0x%x\n",
 			      cdata->nvmf_specific.ioccsz);
diff --git a/lib/nvmf/ctrlr_bdev.c b/lib/nvmf/ctrlr_bdev.c
index 116d54e1f..56e6fa087 100644
--- a/lib/nvmf/ctrlr_bdev.c
+++ b/lib/nvmf/ctrlr_bdev.c
@@ -144,6 +144,14 @@ spdk_nvmf_bdev_ctrlr_identify_ns(struct spdk_nvmf_ns *ns, struct spdk_nvme_ns_da
 	}
 	nsdata->noiob = spdk_bdev_get_optimal_io_boundary(bdev);
 	nsdata->nmic.can_share = 1;
+	nsdata->nsrescap.rescap.persist = 0; /* TODO: don't support for now */
+	nsdata->nsrescap.rescap.write_exclusive = 1;
+	nsdata->nsrescap.rescap.exclusive_access = 1;
+	nsdata->nsrescap.rescap.write_exclusive_reg_only = 1;
+	nsdata->nsrescap.rescap.exclusive_access_reg_only = 1;
+	nsdata->nsrescap.rescap.write_exclusive_all_reg = 1;
+	nsdata->nsrescap.rescap.exclusive_access_all_reg = 1;
+	nsdata->nsrescap.rescap.ignore_existing_key = 1;
 
 	SPDK_STATIC_ASSERT(sizeof(nsdata->nguid) == sizeof(ns->opts.nguid), "size mismatch");
 	memcpy(nsdata->nguid, ns->opts.nguid, sizeof(nsdata->nguid));