Index: src/appliance.c
===================================================================
--- src/appliance.c.orig
+++ src/appliance.c
@@ -44,6 +44,7 @@
 /* Old-style appliance is going to be obsoleted. */
 static const char *kernel_name = "vmlinuz." host_cpu;
 static const char *initrd_name = "initramfs." host_cpu ".img";
+static const char *appliance_name = "rootfs." host_cpu ".img";
 
 static int find_path (guestfs_h *g, int (*pred) (guestfs_h *g, const char *pelem, void *data), void *data, char **pelem);
 static int dir_contains_file (const char *dir, const char *file);
@@ -171,9 +172,10 @@ guestfs___build_appliance (guestfs_h *g,
     size_t len = strlen (path);
     *kernel = safe_malloc (g, len + strlen (kernel_name) + 2);
     *initrd = safe_malloc (g, len + strlen (initrd_name) + 2);
+    *appliance = safe_malloc (g, len + strlen (appliance_name) + 2);
     sprintf (*kernel, "%s/%s", path, kernel_name);
     sprintf (*initrd, "%s/%s", path, initrd_name);
-    *appliance = NULL;
+    sprintf (*appliance, "%s/%s", path, appliance_name);
 
     free (path);
     return 0;
@@ -187,7 +189,7 @@ guestfs___build_appliance (guestfs_h *g,
 static int
 contains_ordinary_appliance (guestfs_h *g, const char *path, void *data)
 {
-  return dir_contains_files (path, kernel_name, initrd_name, NULL);
+  return dir_contains_files (path, kernel_name, initrd_name, appliance_name, NULL);
 }
 
 static int