diff --git a/main.py b/main.py
index 3b7cde8..9ec2584 100644
--- a/main.py
+++ b/main.py
@@ -352,18 +352,15 @@ class MAPS(obja.Model):
         for i in range(16):
             selected_vertices = self.select_vertices()  # find the set of vertices to remove
 
-            faces_to_add, faces_to_remove = [], []
             while len(selected_vertices) > 0:
                 vertex = selected_vertices.pop(0)  # get next vertex
                 print(f"     {len(selected_vertices)}      ", end='\r')
 
                 # Extract ring faces
                 _, ring_faces = self.one_ring(vertex)
-                faces_to_remove += ring_faces
 
                 # Apply retriangulation algorithm
                 faces = self.clip_ear(vertex)
-                faces_to_add += faces
 
                 # Edit the first faces
                 for i in range(len(faces)):
@@ -381,7 +378,7 @@ class MAPS(obja.Model):
                 operations.append(('av', vertex, self.vertices[vertex]))
                 self.vertices[vertex] = None
 
-        # REgister remaining vertices and faces
+        # Register remaining vertices and faces
         for i, face in enumerate(self.faces):
             if face != None:
                 operations.append(('af', i, face))