diff --git a/setup.py b/setup.py
index 06580343..3d0e70e2 100644
--- a/setup.py
+++ b/setup.py
@@ -71,7 +71,6 @@ setup(
             'hub.imports.construction',
             'hub.imports.construction.helpers',
             'hub.imports.energy_systems',
-            'hub.imports.energy_systems.helpers',
             'hub.imports.geometry',
             'hub.imports.geometry.citygml_classes',
             'hub.imports.geometry.helpers',