diff --git a/include/chat/crypto.h b/include/chat/crypto.h
index 04a78fe..cd7a8a5 100644
--- a/include/chat/crypto.h
+++ b/include/chat/crypto.h
@@ -49,7 +49,7 @@ why2_bool why2_chat_ecc_verify_signature(char *message, char *signature, EVP_PKE
 char *why2_chat_ecc_serialize_public_key(); //GET PUBLIC ECC KEY IN BASE64
 EVP_PKEY* why2_chat_ecc_deserialize_public_key(char *pubkey); //GET EVP_PKEY FROM BASE64 PUBLIC ECC KEY
 
-char *why2_chat_ecc_shared_key(char *message, char *ecc_key); //ENCRYPT message WITH ECC key
+char *why2_chat_ecc_shared_key(char *ecc_key); //ENCRYPT message WITH ECC key
 
 char *why2_sha256(char *input, size_t length); //HASH input USING SHA256 AND RETURN IN STRING
 
diff --git a/src/chat/crypto.c b/src/chat/crypto.c
index 3f073bf..9e18bec 100644
--- a/src/chat/crypto.c
+++ b/src/chat/crypto.c
@@ -259,7 +259,7 @@ EVP_PKEY* why2_chat_ecc_deserialize_public_key(char *pubkey)
     return key;
 }
 
-char *why2_chat_ecc_shared_key(char *message, char *ecc_key)
+char *why2_chat_ecc_shared_key(char *ecc_key)
 {
     //VARIABLES
     size_t key_length;