diff --git a/lib/Kconfig b/lib/Kconfig
index c7ad7a5..85cf7ea 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -8,10 +8,10 @@
 	tristate
 
 config GENERIC_FIND_FIRST_BIT
-	def_bool n
+	bool
 
 config GENERIC_FIND_NEXT_BIT
-	def_bool n
+	bool
 
 config CRC_CCITT
 	tristate "CRC-CCITT functions"