diff --git a/importexport/inc/class.importexport_import_ui.inc.php b/importexport/inc/class.importexport_import_ui.inc.php
index e0838ceca5..9b65842d32 100644
--- a/importexport/inc/class.importexport_import_ui.inc.php
+++ b/importexport/inc/class.importexport_import_ui.inc.php
@@ -475,7 +475,7 @@
 						$actions[] = lang('Edit definition <a href="%1">%2</a> to match your file',
 							$edit_link, $definition->name );
 					}
-					$actions[] = lang('Edit your file to match the definition: ')
+					$actions[] = lang('Edit your file to match the definition:') . ' '
 					. implode(array_intersect_key($options['csv_fields'],$options['field_mapping']),', ');
 					$message[] = "\n<li>".implode($actions,"\n<li>");
 				}