diff --git a/include/spdk/nvme_spec.h b/include/spdk/nvme_spec.h
index f51440405..ca91c8bc1 100644
--- a/include/spdk/nvme_spec.h
+++ b/include/spdk/nvme_spec.h
@@ -3296,6 +3296,8 @@ SPDK_STATIC_ASSERT(sizeof(struct spdk_nvme_ns_streams_status) == 131072, "Incorr
 #define SPDK_NVME_IO_FLAGS_FUSE_MASK (SPDK_NVME_CMD_FUSE_MASK << 0)
 /** Enable Directive type as streams */
 #define SPDK_NVME_IO_FLAGS_STREAMS_DIRECTIVE (1U << 20)
+/** Zone append specific, determines the contents of the reference tag written to the media */
+#define SPDK_NVME_IO_FLAGS_ZONE_APPEND_PIREMAP (1U << 25)
 /** Enable protection information checking of the Logical Block Reference Tag field */
 #define SPDK_NVME_IO_FLAGS_PRCHK_REFTAG (1U << 26)
 /** Enable protection information checking of the Application Tag field */