diff --git a/lib/string_helpers_kunit.c b/lib/string_helpers_kunit.c
index f88e39fd68d6..c853046183d2 100644
--- a/lib/string_helpers_kunit.c
+++ b/lib/string_helpers_kunit.c
@@ -625,4 +625,5 @@ static struct kunit_suite string_helpers_test_suite = {
 
 kunit_test_suites(&string_helpers_test_suite);
 
+MODULE_DESCRIPTION("Test cases for string helpers module");
 MODULE_LICENSE("Dual BSD/GPL");
diff --git a/lib/string_kunit.c b/lib/string_kunit.c
index 2a812decf14b..c919e3293da6 100644
--- a/lib/string_kunit.c
+++ b/lib/string_kunit.c
@@ -633,4 +633,5 @@ static struct kunit_suite string_test_suite = {
 
 kunit_test_suites(&string_test_suite);
 
+MODULE_DESCRIPTION("Test cases for string functions");
 MODULE_LICENSE("GPL v2");