diff --git a/src/compas/datastructures/mesh/mesh.py b/src/compas/datastructures/mesh/mesh.py
index 06ac181869d..a83ffae1ecc 100644
--- a/src/compas/datastructures/mesh/mesh.py
+++ b/src/compas/datastructures/mesh/mesh.py
@@ -2932,7 +2932,7 @@ def quads_to_triangles(self, check_angles=False):
                     del self.facedata[face]
 
     # only reason this is here and not on the halfedge is because of the spatial tree
-    def unify_cycles(self, root=None, nmax=None, radius=None):
+    def unify_cycles(self, root=None, nmax=None, max_distance=None):
         """Unify the cycles of the mesh.
 
         Parameters
@@ -2960,7 +2960,7 @@ def unify_cycles(self, root=None, nmax=None, radius=None):
         vertices = self.vertices_attributes("xyz")
         faces = [[vertex_index[vertex] for vertex in self.face_vertices(face)] for face in self.faces()]
 
-        unify_cycles(vertices, faces, root=root, nmax=nmax, radius=radius)
+        unify_cycles(vertices, faces, root=root, nmax=nmax, max_distance=max_distance)
 
         self.halfedge = {key: {} for key in self.vertices()}
         for index, vertices in enumerate(faces):