diff --git a/ssl/t1_enc.cc b/ssl/t1_enc.cc
index 8f8d328..85c368c 100644
--- a/ssl/t1_enc.cc
+++ b/ssl/t1_enc.cc
@@ -462,7 +462,7 @@
                     SSL3_RANDOM_SIZE, ssl->s3->client_random, SSL3_RANDOM_SIZE);
   }
 
-  const EVP_MD *digest = SSL_SESSION_get_digest(session);
+  const EVP_MD *digest = ssl_session_get_digest(session);
   return tls1_prf(digest, out, out_len, session->master_key,
                   session->master_key_length, TLS_MD_KEY_EXPANSION_CONST,
                   TLS_MD_KEY_EXPANSION_CONST_SIZE, ssl->s3->server_random,
@@ -511,7 +511,7 @@
   }
 
   const SSL_SESSION *session = SSL_get_session(ssl);
-  const EVP_MD *digest = SSL_SESSION_get_digest(session);
+  const EVP_MD *digest = ssl_session_get_digest(session);
   int ret = tls1_prf(digest, out, out_len, session->master_key,
                      session->master_key_length, label, label_len, seed,
                      seed_len, NULL, 0);