Index: sites/all/modules/contrib/hierarchical_select/hierarchical_select.admin.inc
===================================================================
--- sites/all/modules/contrib/hierarchical_select/hierarchical_select.admin.inc	(revision 2379)
+++ sites/all/modules/contrib/hierarchical_select/hierarchical_select.admin.inc	(revision )
@@ -294,3 +294,25 @@
 
   return $output;
 }
+
+/**
+ * Generate array translatables strings by given HS config
+ *
+ * @param $config
+ *   A Hierarchical Select config array, as described in API.txt
+ * @return
+ *   The code as it would appear in an editor.
+ */
+function _hierarchical_select_create_export_translatables($config) {
+  $translatables = array();
+
+  if (isset($config['level_labels']['labels'])) {
+    foreach ($config['level_labels']['labels'] as $depth => $label) {
+      $translatables[] = $label;
+    }
+  }
+
+  $translatables[] = $config['dropbox']['title'];
+
+  return $translatables;
+}
Index: sites/all/modules/contrib/hierarchical_select/hierarchical_select.features.inc
===================================================================
--- sites/all/modules/contrib/hierarchical_select/hierarchical_select.features.inc	(revision 2379)
+++ sites/all/modules/contrib/hierarchical_select/hierarchical_select.features.inc	(revision )
@@ -61,6 +61,7 @@
   module_load_include('inc', 'hierarchical_select', 'includes/common');
   module_load_include('inc', 'hierarchical_select', 'hierarchical_select.admin');
 
+  $translatables = array();
   $code = array();
   $code[] = '$configs = array();';
   foreach ($data as $config_id) {
@@ -69,7 +70,10 @@
 
     $code[] = _hierarchical_select_create_export_code($config);
     $code[] = "\$configs['{$config_id}'] = \$config;";
+
+    $translatables = array_merge($translatables, _hierarchical_select_create_export_translatables($config));
   }
+  $code[] = features_translatables_export($translatables);
   $code[] = "return \$configs;";
   $code = implode("\n", $code);