diff --git a/src/__init__.py b/src/__init__.py
index ecc0f3e..44c71bb 100644
--- a/src/__init__.py
+++ b/src/__init__.py
@@ -2,7 +2,7 @@ bl_info = {
     'name': 'ASCII Scene Export',
     'description': 'Export ASE (ASCII Scene Export) files',
     'author': 'Colin Basnett (Darklight Games)',
-    'version': (1, 0, 0),
+    'version': (1, 0, 1),
     'blender': (2, 90, 0),
     'location': 'File > Import-Export',
     'warning': 'This add-on is under development.',
diff --git a/src/builder.py b/src/builder.py
index 2961c06..789c99e 100644
--- a/src/builder.py
+++ b/src/builder.py
@@ -57,7 +57,7 @@ class ASEBuilder(object):
 
             mesh_data.calc_loop_triangles()
             mesh_data.calc_normals_split()
-            poly_groups, groups = mesh_data.calc_smooth_groups(use_bitflags=False)
+            poly_groups, groups = mesh_data.calc_smooth_groups(use_bitflags=True)
 
             # Faces
             for face_index, loop_triangle in enumerate(mesh_data.loop_triangles):