diff --git a/crypto/Kconfig b/crypto/Kconfig
index bf657be..9c00454 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -426,6 +426,15 @@
 	help
 	  GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 
+config CRYPTO_POLY1305
+	tristate "Poly1305 authenticator algorithm"
+	help
+	  Poly1305 authenticator algorithm, RFC7539.
+
+	  Poly1305 is an authenticator algorithm designed by Daniel J. Bernstein.
+	  It is used for the ChaCha20-Poly1305 AEAD, specified in RFC7539 for use
+	  in IETF protocols. This is the portable C implementation of Poly1305.
+
 config CRYPTO_MD4
 	tristate "MD4 digest algorithm"
 	select CRYPTO_HASH