diff -p -up rio500-0.9.1/librio500/librio500-usbdevfs.c~ rio500-0.9.1/librio500/librio500-usbdevfs.c
--- rio500-0.9.1/librio500/librio500-usbdevfs.c~	2008-06-16 01:39:03.000000000 +0200
+++ rio500-0.9.1/librio500/librio500-usbdevfs.c	2009-09-14 12:39:13.000000000 +0200
@@ -560,8 +560,8 @@ folder_entry_new (char *name, char *font
       free (bits);
     }
 
-    sprintf (fe->name1, name);
-    sprintf (fe->name2, name);
+    sprintf (fe->name1, "%s", name);
+    sprintf (fe->name2, "%s", name);
   }
 
 /* data on ppc stored in big_endian, switch to little endian in preparation to send to rio */
diff -p -up rio500-0.9.1/src/rio_swap_songs_simple.c~ rio500-0.9.1/src/rio_swap_songs_simple.c
--- rio500-0.9.1/src/rio_swap_songs_simple.c~	2008-06-16 01:19:00.000000000 +0200
+++ rio500-0.9.1/src/rio_swap_songs_simple.c	2009-09-14 12:40:16.000000000 +0200
@@ -81,7 +81,7 @@ main(int argc, char *argv[])
   /* Make sure folder_num isn't set to something stupid with -F */
   if (folder_num < 0 || folder_num>256) /* new limit is 256 folders */
   {
-    printf (rio_result_to_string(RIO_NODIR));
+    printf ("%s", rio_result_to_string(RIO_NODIR));
     usage (argv[0]);
     exit (-1);
   }