diff --git a/plugins/views_data_export_plugin_style_export.inc b/plugins/views_data_export_plugin_style_export.inc
index 934fb48..2322f85 100644
--- a/plugins/views_data_export_plugin_style_export.inc
+++ b/plugins/views_data_export_plugin_style_export.inc
@@ -322,7 +322,12 @@ class views_data_export_plugin_style_export extends views_plugin_style {
           continue;
         }
         if (!empty($view->exposed_input[$handler->options['expose']['identifier']])) {
-          $exposed[] = check_plain($handler->options['expose']['identifier']) . '_' . check_plain($view->exposed_input[$handler->options['expose']['identifier']]);
+          $filter_data = $view->exposed_input[$handler->options['expose']['identifier']];
+          // Convert the exposed filter input to scalar data if necessary.
+          if (is_array($filter_data)) {
+            $filter_data = implode('-', $filter_data);
+          }
+          $exposed[] = check_plain($handler->options['expose']['identifier']) . '_' . check_plain($filter_data);
         }
       }
       if (!empty($exposed)) {