diff --git a/l10n_update.check.inc b/l10n_update.check.inc
index 7590875..13a58e4 100644
--- a/l10n_update.check.inc
+++ b/l10n_update.check.inc
@@ -86,6 +86,18 @@ function l10n_update_build_updates($history, $available) {
         if (_l10n_update_source_compare($current, $update) == -1 || $current->version != $update->version) {
           $updates[$name][$lang] = $update;
         }
+        // Fallback: if no translation found, try to download the parent language
+        // This is done by inferring that the language is a regional language.
+        // P.e. if the language is 'es-CO' (Colombia Spanish), try to download 'e
+        if (!$update) {
+          $trail = explode('-', $lang, 2);
+          $parent_lang = $trail[0];
+          $source = l10n_update_source_build($project, $parent_lang);
+          if ($update = l10n_update_source_check($source, $check_local, $check_re
+            $source->language = $update->language = $lang;
+            $result[$name][$lang] = $update;
+          }
+        }
       }
     }
   }