diff --git a/libqfieldsync/offliners.py b/libqfieldsync/offliners.py
index 6e2bee8..c226f9f 100644
--- a/libqfieldsync/offliners.py
+++ b/libqfieldsync/offliners.py
@@ -103,8 +103,8 @@ def convert_to_offline(
                     from qgis.core import QgsWkbTypes
 
                     no_geometry_types = [
-                        QgsWkbTypes.GeometryType.Null,
-                        QgsWkbTypes.GeometryType.Unknown,
+                        QgsWkbTypes.GeometryType.NullGeometry,
+                        QgsWkbTypes.GeometryType.UnknownGeometry,
                     ]
 
                 if layer.geometryType() not in no_geometry_types: