diff --git a/ms-windows/osgeo4w/qgis.vars b/ms-windows/osgeo4w/qgis.vars
index 2ded6ed7206..2fa37cfef9c 100644
--- a/ms-windows/osgeo4w/qgis.vars
+++ b/ms-windows/osgeo4w/qgis.vars
@@ -26,3 +26,5 @@ O4W_QT_PLUGINS
 O4W_QT_LIBRARIES
 O4W_QT_TRANSLATIONS
 O4W_QT_HEADERS
+PGEO_DRIVER_TEMPLATE
+OGR_SKIP