diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index 2b53fbe..f412335 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -279,7 +279,7 @@
         goto exit;
     }
 
-    mbedtls_ssl_set_bio_timeout( &ssl, &client_fd,
+    mbedtls_ssl_set_bio( &ssl, &client_fd,
                          mbedtls_net_send, mbedtls_net_recv, mbedtls_net_recv_timeout );
 
     printf( " ok\n" );