diff --git a/CHANGELOG.md b/CHANGELOG.md
index f66c6a80dc9..ffc5efa5e2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,7 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Added `compas.geometry.Brep.from_plane`.
 * Added `compas.tolerance.Tolerance.angulardeflection`.
 * Added `compas.scene.SceneObject.scene` attribute.
-* Added `compas.datastructures.CellNetwork.do_faces_form_a_closed_cell`
+* Added `compas.datastructures.CellNetwork.is_faces_closed`
 * Added `compas.datastructures.CellNetwork.delete_edge`
 * Added `compas.datastructures.CellNetwork.delete_cell`
 * Added `compas.datastructures.CellNetwork.delete_face`
diff --git a/docs/userguide/basics.datastructures.cellnetwork.rst b/docs/userguide/basics.datastructures.cellnetwork.rst
index 95c09903b01..3ed0c35922c 100644
--- a/docs/userguide/basics.datastructures.cellnetwork.rst
+++ b/docs/userguide/basics.datastructures.cellnetwork.rst
@@ -33,9 +33,9 @@ From Scratch
 >>> vertices = [(0, 0, 0), (0, 1, 0), (1, 1, 0), (1, 0, 0), (0, 0, 1), (1, 0, 1), (1, 1, 1), (0, 1, 1)]
 >>> faces = [[0, 1, 2, 3], [0, 3, 5, 4],[3, 2, 6, 5], [2, 1, 7, 6],[1, 0, 4, 7],[4, 5, 6, 7]]
 >>> cells = [[0, 1, 2, 3, 4, 5]]
->>> [cell_network.add_vertex(x=x, y=y, z=z) for x, y, z in vertices]
->>> [cell_network.add_face(fverts) for fverts in faces]
->>> [cell_network.add_cell(fkeys) for fkeys in cells]
+>>> vertices = [cell_network.add_vertex(x=x, y=y, z=z) for x, y, z in vertices]
+>>> faces = [cell_network.add_face(fverts) for fverts in faces]
+>>> cells = [cell_network.add_cell(fkeys) for fkeys in cells]
 >>> print(cell_network)
 <CellNetwork with 8 vertices, 6 faces, 1 cells, 12 edges>
 
@@ -96,6 +96,8 @@ An edge can be assigned to any number of faces, or to none.
 [2, 3, 39]
 >>> cell_network.edge_faces((1, 10))
 [8]
+>>> cell_network.edge_faces((43, 34))
+[]
 >>> cell_network.edges_without_face()
 [(43, 34)]
 
@@ -113,7 +115,7 @@ A face can be at maximum assigned to two cells, to one or None. A face is on the
 
 If all cells are connected, those faces form a closed cell as well:
 
->>> cell_network.do_faces_form_a_closed_cell(boundary)
+>>> cell_network.is_faces_closed(boundary)
 True
 
 This shows only the faces on the boundary displayed.
diff --git a/src/compas/datastructures/cell_network/cell_network.py b/src/compas/datastructures/cell_network/cell_network.py
index ef03d218fe7..0ea76969ca1 100644
--- a/src/compas/datastructures/cell_network/cell_network.py
+++ b/src/compas/datastructures/cell_network/cell_network.py
@@ -639,7 +639,7 @@ def _faces_to_unified_mesh(self, faces):
             return None
         return mesh
 
-    def do_faces_form_a_closed_cell(self, faces):
+    def is_faces_closed(self, faces):
         """Checks if the faces form a closed cell."""
         mesh = self._faces_to_unified_mesh(faces)
         if mesh: