diff -ru gnome-control-center-3.26.2.orig/debian/changelog gnome-control-center-3.26.2/debian/changelog
--- gnome-control-center-3.26.2.orig/debian/changelog	2017-11-09 03:31:18.000000000 +0100
+++ gnome-control-center-3.26.2/debian/changelog	2017-11-20 20:19:07.353332551 +0100
@@ -1,3 +1,11 @@
+gnome-control-center (1:3.26.2-0ubuntu2) bionic; urgency=medium
+
+  * debian/patches/52_region_language.patch:
+    - Show max 15 items in the initial "Language" window
+      (LP: #1727710).
+
+ -- Gunnar Hjalmarsson <gunnarhj@ubuntu.com>  Mon, 20 Nov 2017 20:19:00 +0100
+
 gnome-control-center (1:3.26.2-0ubuntu1) bionic; urgency=medium
 
   * New upstream release (LP: #1731103)
diff -ru gnome-control-center-3.26.2.orig/debian/patches/52_region_language.patch gnome-control-center-3.26.2/debian/patches/52_region_language.patch
--- gnome-control-center-3.26.2.orig/debian/patches/52_region_language.patch	2017-11-09 03:31:18.000000000 +0100
+++ gnome-control-center-3.26.2/debian/patches/52_region_language.patch	2017-11-20 20:08:21.436553183 +0100
@@ -166,7 +166,7 @@
 +        langs = cc_common_language_get_installed_languages ();
 +
 +        if (langs) {
-+                for (i = 0; langs[i]; i++) {
++                for (i = 0; langs[i] && i < 15; i++) {
 +                        insert_language (ht, langs[i]);
 +                }
 +