diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 5ddd575159fb82f2f9d0bc95b7b162f2b47d8f5f..021bc9cd43da8909ec9566139e3ec1217b2aa30c 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -2460,8 +2460,7 @@ config SLUB_KUNIT_TEST
 
 config RATIONAL_KUNIT_TEST
 	tristate "KUnit test for rational.c" if !KUNIT_ALL_TESTS
-	depends on KUNIT
-	select RATIONAL
+	depends on KUNIT && RATIONAL
 	default KUNIT_ALL_TESTS
 	help
 	  This builds the rational math unit test.