diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index fb01c6c..a0bf9ce 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -2979,7 +2979,7 @@
 {
     int ret;
     ssl_ticket_keys *tkeys;
-    unsigned char buf[32];
+    unsigned char buf[16];
 
     if( ssl->ticket_keys != NULL )
         return( 0 );
@@ -2997,6 +2997,9 @@
             return( ret );
     }
 
+    if( ( ret = ssl->f_rng( ssl->p_rng, tkeys->mac_key, 16 ) ) != 0 )
+        return( ret );
+
     ssl->ticket_keys = tkeys;
 
     return( 0 );