diff --git a/contribs/gmf/src/directives/displayquerygrid.js b/contribs/gmf/src/directives/displayquerygrid.js
index c6034de7fe15..592c0d89cde3 100644
--- a/contribs/gmf/src/directives/displayquerygrid.js
+++ b/contribs/gmf/src/directives/displayquerygrid.js
@@ -836,7 +836,7 @@ gmf.DisplayquerygridController.prototype.downloadCsv = function() {
     var selectedRows = source.configuration.getSelectedRows();
 
     this.ngeoCsvDownload_.startDownload(
-        selectedRows, columnDefs, 'query-results');
+        selectedRows, columnDefs, 'query-results.csv');
   }
 };