Index: libnautilus-private/apps_nautilus_preferences.schemas.in
===================================================================
--- libnautilus-private/apps_nautilus_preferences.schemas.in	(revision 13213)
+++ libnautilus-private/apps_nautilus_preferences.schemas.in	(working copy)
@@ -209,7 +209,7 @@
       <applyto>/apps/nautilus/preferences/thumbnail_limit</applyto>
       <owner>nautilus</owner>
       <type>int</type>
-      <default>5242880</default>
+      <default>10485760</default>
       <locale name="C">
          <short>Maximum image size for thumbnailing</short>
          <long>
Index: libnautilus-private/nautilus-global-preferences.c
===================================================================
--- libnautilus-private/nautilus-global-preferences.c	(revision 13213)
+++ libnautilus-private/nautilus-global-preferences.c	(working copy)
@@ -101,6 +101,7 @@
 	{ "5242880",	    N_("5 MB"),		5242880 },
 	{ "10485760",	    N_("10 MB"),	10485760 },
 	{ "104857600",	    N_("100 MB"),	104857600 },
+	{ "1073741824",     N_("1 GB"),         1073741824 },
 	{ NULL }
 };
 
@@ -315,7 +316,7 @@
 	},
 	{ NAUTILUS_PREFERENCES_IMAGE_FILE_THUMBNAIL_LIMIT,
 	  PREFERENCE_INTEGER,
-	  GINT_TO_POINTER(3145728),
+	  GINT_TO_POINTER(10485760),
 	  NULL, NULL,
 	  "file_size"
 	},
