diff --git a/NAMESPACE b/NAMESPACE
index b750e14f..9ddcea55 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -4,6 +4,7 @@ export(GMLAbstractCRS)
 export(GMLAbstractCoordinateOperation)
 export(GMLAbstractCoordinateSystem)
 export(GMLAbstractGML)
+export(GMLAbstractGeneralConversion)
 export(GMLAbstractGeneralDerivedCRS)
 export(GMLAbstractObject)
 export(GMLAbstractSingleCRS)