Index: ssl/sslprint.c
--- ssl/sslprint.c.orig
+++ ssl/sslprint.c
@@ -714,7 +714,7 @@ int ssl_print_timestamp(ssl,ts)
     jobj = ssl->cur_json_st;
 
     if(jobj) {
-      snprintf(ts_str,40, "%ld%c%4.4ld",ts->tv_sec,'.',ts->tv_usec/100);
+      snprintf(ts_str,40, "%lld%c%4.4ld",(long long)ts->tv_sec,'.',ts->tv_usec/100);
       json_object *j_ts_str = json_object_new_string(ts_str);
       json_object_object_add(jobj, "timestamp", j_ts_str);
     }
