diff --git a/lib/test_maple_tree.c b/lib/test_maple_tree.c
index 399380db449cdd7c4b224d615fc5fc8a5528e06c..31561e0e1a0d4aaf42342e04913355615eb44092 100644
--- a/lib/test_maple_tree.c
+++ b/lib/test_maple_tree.c
@@ -3946,4 +3946,5 @@ static void __exit maple_tree_harvest(void)
 module_init(maple_tree_seed);
 module_exit(maple_tree_harvest);
 MODULE_AUTHOR("Liam R. Howlett <Liam.Howlett@Oracle.com>");
+MODULE_DESCRIPTION("maple tree API test module");
 MODULE_LICENSE("GPL");