diff --git a/src/scripts/model_maker.py b/src/scripts/model_maker.py
index 066da49f321bc8757f6c1902f489955e3026858d..a3d765c97c88dd2a4c928103837c6d80c458a36d 100755
--- a/src/scripts/model_maker.py
+++ b/src/scripts/model_maker.py
@@ -147,7 +147,7 @@ def load_model(model_file):
         max_rad = 0.0
         make_3d = False
         try:
-            if model['system_settings']['make_3D'] == "0" else True
+            make_3d = False if model['system_settings']['make_3D'] == "0" else True
         except KeyError:
             make_3d = False
         if (make_3d and not allow_3d):
@@ -403,7 +403,6 @@ def load_model(model_file):
                     gconf['vec_sph_x'][si] = float(model['geometry_settings']['x_coords'][si])
                     gconf['vec_sph_y'][si] = float(model['geometry_settings']['y_coords'][si])
                     gconf['vec_sph_z'][si] = float(model['geometry_settings']['z_coords'][si])
-        #
         if (model['system_settings']['make_3D'] != "0" and allow_3d):
             if (max_rad == 0.0):
                 max_rad = 20.0 * max(sconf['ros'])