diff --git a/crypto/Kconfig b/crypto/Kconfig
index e14ff12..edd00c5 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -13,7 +13,7 @@
 # Cryptographic API Configuration
 #
 menuconfig CRYPTO
-	bool "Cryptographic API"
+	tristate "Cryptographic API"
 	help
 	  This option provides the core Cryptographic API.