diff --git a/lib/bdev/bdev.c b/lib/bdev/bdev.c
index 835660f92..757d8e78b 100644
--- a/lib/bdev/bdev.c
+++ b/lib/bdev/bdev.c
@@ -6869,7 +6869,9 @@ SPDK_TRACE_REGISTER_FN(bdev_trace, "bdev", TRACE_GROUP_BDEV)
 	spdk_trace_register_owner(OWNER_BDEV, 'b');
 	spdk_trace_register_object(OBJECT_BDEV_IO, 'i');
 	spdk_trace_register_description("BDEV_IO_START", TRACE_BDEV_IO_START, OWNER_BDEV,
-					OBJECT_BDEV_IO, 1, 0, "type:   ");
+					OBJECT_BDEV_IO, 1,
+					SPDK_TRACE_ARG_TYPE_INT, "type:   ");
 	spdk_trace_register_description("BDEV_IO_DONE", TRACE_BDEV_IO_DONE, OWNER_BDEV,
-					OBJECT_BDEV_IO, 0, 0, "");
+					OBJECT_BDEV_IO, 0,
+					SPDK_TRACE_ARG_TYPE_INT, "");
 }