diff --git a/lib/nvmf/ctrlr.c b/lib/nvmf/ctrlr.c
index 3a906c9aa..d6ab71eec 100644
--- a/lib/nvmf/ctrlr.c
+++ b/lib/nvmf/ctrlr.c
@@ -249,8 +249,8 @@ spdk_nvmf_ctrlr_add_io_qpair(void *ctx)
 
 	if (spdk_nvmf_ctrlr_get_qpair(ctrlr, cmd->qid)) {
 		SPDK_ERRLOG("Got I/O connect with duplicate QID %u\n", cmd->qid);
-		rsp->status.sct = SPDK_NVME_SCT_GENERIC;
-		rsp->status.sc = SPDK_NVME_SC_COMMAND_SEQUENCE_ERROR;
+		rsp->status.sct = SPDK_NVME_SCT_COMMAND_SPECIFIC;
+		rsp->status.sc = SPDK_NVME_SC_INVALID_QUEUE_IDENTIFIER;
 		goto end;
 	}
 
@@ -258,7 +258,7 @@ spdk_nvmf_ctrlr_add_io_qpair(void *ctx)
 	if (ctrlr->num_qpairs >= ctrlr->max_qpairs_allowed) {
 		SPDK_ERRLOG("qpair limit %d\n", ctrlr->num_qpairs);
 		rsp->status.sct = SPDK_NVME_SCT_COMMAND_SPECIFIC;
-		rsp->status.sc = SPDK_NVMF_FABRIC_SC_CONTROLLER_BUSY;
+		rsp->status.sc = SPDK_NVME_SC_INVALID_QUEUE_IDENTIFIER;
 		goto end;
 	}
 
diff --git a/test/unit/lib/nvmf/ctrlr.c/ctrlr_ut.c b/test/unit/lib/nvmf/ctrlr.c/ctrlr_ut.c
index 559372edb..e27a05e7d 100644
--- a/test/unit/lib/nvmf/ctrlr.c/ctrlr_ut.c
+++ b/test/unit/lib/nvmf/ctrlr.c/ctrlr_ut.c
@@ -525,7 +525,7 @@ test_connect(void)
 	rc = spdk_nvmf_ctrlr_connect(&req);
 	CU_ASSERT(rc == SPDK_NVMF_REQUEST_EXEC_STATUS_ASYNCHRONOUS);
 	CU_ASSERT(rsp.nvme_cpl.status.sct == SPDK_NVME_SCT_COMMAND_SPECIFIC);
-	CU_ASSERT(rsp.nvme_cpl.status.sc == SPDK_NVMF_FABRIC_SC_CONTROLLER_BUSY);
+	CU_ASSERT(rsp.nvme_cpl.status.sc == SPDK_NVME_SC_INVALID_QUEUE_IDENTIFIER);
 	CU_ASSERT(qpair.ctrlr == NULL);
 	ctrlr.num_qpairs = 0;
 
@@ -538,8 +538,8 @@ test_connect(void)
 	cmd.connect_cmd.qid = 1;
 	rc = spdk_nvmf_ctrlr_connect(&req);
 	CU_ASSERT(rc == SPDK_NVMF_REQUEST_EXEC_STATUS_ASYNCHRONOUS);
-	CU_ASSERT(rsp.nvme_cpl.status.sct == SPDK_NVME_SCT_GENERIC);
-	CU_ASSERT(rsp.nvme_cpl.status.sc == SPDK_NVME_SC_COMMAND_SEQUENCE_ERROR);
+	CU_ASSERT(rsp.nvme_cpl.status.sct == SPDK_NVME_SCT_COMMAND_SPECIFIC);
+	CU_ASSERT(rsp.nvme_cpl.status.sc == SPDK_NVME_SC_INVALID_QUEUE_IDENTIFIER);
 	CU_ASSERT(qpair.ctrlr == NULL);
 	TAILQ_INIT(&ctrlr.qpairs);