diff --git a/examples/python/reconstruction_system/color_map_optimization_for_reconstruction_system.py b/examples/python/reconstruction_system/color_map_optimization_for_reconstruction_system.py
index 173f6f52c22..088ec51818a 100644
--- a/examples/python/reconstruction_system/color_map_optimization_for_reconstruction_system.py
+++ b/examples/python/reconstruction_system/color_map_optimization_for_reconstruction_system.py
@@ -14,6 +14,7 @@
 pyexample_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 sys.path.append(pyexample_path)
 from open3d_example import *
+from initialize_config import initialize_config
 
 
 def parse_keys(filename):
diff --git a/examples/python/reconstruction_system/make_fragments.py b/examples/python/reconstruction_system/make_fragments.py
index dc4e59d0780..17d875aa86c 100644
--- a/examples/python/reconstruction_system/make_fragments.py
+++ b/examples/python/reconstruction_system/make_fragments.py
@@ -139,8 +139,11 @@ def make_pointcloud_for_fragment(path_dataset, color_files, depth_files,
     pcd.colors = mesh.vertex_colors
     pcd_name = join(path_dataset,
                     config["template_fragment_pointcloud"] % fragment_id)
-    o3d.io.write_point_cloud(pcd_name, pcd, False, True)
-
+    o3d.io.write_point_cloud(pcd_name,
+                             pcd,
+                             format='auto',
+                             write_ascii=False,
+                             compressed=True)
 
 def process_single_fragment(fragment_id, color_files, depth_files, n_files,
                             n_fragments, config):