diff -urb naev-0.6.0a/src/dev_system.c naev-0.6.0b/src/dev_system.c
--- naev-0.6.0a/src/dev_system.c	2015-02-16 19:49:03.000000000 +0200
+++ naev-0.6.0b/src/dev_system.c	2015-03-19 13:25:10.955076451 +0200
@@ -247,7 +247,7 @@
    for (i = 0; i < uniedit_nsys; i++) {
       s = uniedit_sys[i];
       xmlw_startElem( writer, "sys" );
-      xmlw_attr( writer, "name", s->name );
+      xmlw_attr( writer, "name", "%s", s->name );
 
       /* Iterate jumps and see if they lead to any other systems in our array. */
       for (j = 0; j < s->njumps; j++) {
diff -urb naev-0.6.0a/src/log.c naev-0.6.0b/src/log.c
--- naev-0.6.0a/src/log.c	2015-03-06 00:11:11.000000000 +0200
+++ naev-0.6.0b/src/log.c	2015-03-19 13:29:55.812678226 +0200
@@ -191,10 +191,10 @@
    }
 
    if (noutcopy)
-      fprintf( stdout, outcopy );
+      fprintf( stdout, "%s", outcopy );
 
    if (nerrcopy)
-      fprintf( stderr, errcopy );
+      fprintf( stderr, "%s", errcopy );
 
    log_purge();
 }