diff --git a/docs/source/pythonapi/model.rst b/docs/source/pythonapi/model.rst
index a6c89be7c..686bc8d1c 100644
--- a/docs/source/pythonapi/model.rst
+++ b/docs/source/pythonapi/model.rst
@@ -25,6 +25,7 @@ Composite Surfaces
    :nosignatures:
    :template: myclass.rst
 
+   openmc.model.CylinderSector
    openmc.model.RectangularParallelepiped
    openmc.model.RightCircularCylinder
    openmc.model.XConeOneSided