diff --git a/src/ifcopenshell-python/ifcopenshell/util/shape.py b/src/ifcopenshell-python/ifcopenshell/util/shape.py
index 65caa09151..a9e6c609b5 100644
--- a/src/ifcopenshell-python/ifcopenshell/util/shape.py
+++ b/src/ifcopenshell-python/ifcopenshell/util/shape.py
@@ -741,5 +741,5 @@ def get_total_edge_length(geometry: ShapeType) -> float:
     :rtype: float
     """
     vertices = get_vertices(geometry)
-    edges = get_edges(geometry)
-    return sum([np.linalg.norm(vertices[e[0]] - vertices[e[1]]) for e in edges])
+    vertices = vertices[get_edges(geometry)]
+    return np.linalg.norm(vertices[:, 1] - vertices[:, 0], axis=1).sum()