diff --git a/mathgenerator/funcs/geometry/__init__.py b/mathgenerator/funcs/geometry/__init__.py
index efd712e..57e66ec 100644
--- a/mathgenerator/funcs/geometry/__init__.py
+++ b/mathgenerator/funcs/geometry/__init__.py
@@ -26,4 +26,5 @@ from .volume_cone import *
 from .volume_cube import *
 from .volume_cuboid import *
 from .volume_cylinder import *
+from .volume_frustum import *
 from .volume_sphere import *