diff --git a/security/keys/Kconfig b/security/keys/Kconfig
index 4ac1b83a23f8f8f6240882a805b4d65ec3911c26..6fd95f76bfaeaf4a300219ee290048c3913632a5 100644
--- a/security/keys/Kconfig
+++ b/security/keys/Kconfig
@@ -90,6 +90,7 @@ config KEY_DH_OPERATIONS
        bool "Diffie-Hellman operations on retained keys"
        depends on KEYS
        select MPILIB
+       select CRYPTO
        select CRYPTO_HASH
        help
 	 This option provides support for calculating Diffie-Hellman