--- /root/src/screenshot-filename-builder.c.orig	Tue Nov  5 08:15:09 2013
+++ /root/src/screenshot-filename-builder.c	Tue Nov  5 08:17:18 2013
@@ -132,7 +132,7 @@
       GDateTime *d;
 
       d = g_date_time_new_now_local ();
-      origin = g_date_time_format (d, "%Y-%m-%d %H:%M:%S");
+      origin = g_date_time_format (d, "%Y-%m-%d %H-%M-%S");
       g_date_time_unref (d);
     }
   else