diff --git a/monstereo/run.py b/monstereo/run.py
index 3ae3862..29b6546 100644
--- a/monstereo/run.py
+++ b/monstereo/run.py
@@ -36,7 +36,7 @@ def cli():
                                 help='what to output: json keypoints skeleton for Pifpaf'
                                      'json bird front or multi for MonStereo')
     predict_parser.add_argument('--no_save', help='to show images', action='store_true')
-    predict_parser.add_argument('--dpi', help='image resolution',  type=int, default=100)
+    predict_parser.add_argument('--dpi', help='image resolution',  type=int, default=150)
     predict_parser.add_argument('--long-edge', default=None, type=int,
                                 help='rescale the long side of the image (aspect ratio maintained)')
 
diff --git a/monstereo/visuals/pifpaf_show.py b/monstereo/visuals/pifpaf_show.py
index 95139f0..fc7811e 100644
--- a/monstereo/visuals/pifpaf_show.py
+++ b/monstereo/visuals/pifpaf_show.py
@@ -1,3 +1,6 @@
+
+# File adapted from https://github.com/vita-epfl/openpifpaf
+
 from contextlib import contextmanager
 
 import numpy as np
diff --git a/monstereo/visuals/printer.py b/monstereo/visuals/printer.py
index fa933de..008a404 100644
--- a/monstereo/visuals/printer.py
+++ b/monstereo/visuals/printer.py
@@ -28,7 +28,7 @@ def image_attributes(dpi, output_types):
                 fontsize_num=round(22 * c),
                 fontsize_ax=round(16 * c),
                 linewidth=round(8 * c),
-                markersize=round(16 * c),
+                markersize=round(13 * c),
                 y_box_margin=round(24 * math.sqrt(c)),
                 stereo=dict(color='deepskyblue',
                             numcolor='darkorange',
@@ -77,7 +77,7 @@ class Printer:
         # Set maximum distance
         self.dd_pred = dic_ann['dds_pred']
         self.dd_real = dic_ann['dds_real']
-        self.z_max = int(min(self.z_max + 4, max(max(self.dd_pred), max(self.dd_real, default=0))))
+        self.z_max = int(min(self.z_max, 4 + max(max(self.dd_pred), max(self.dd_real, default=0))))
 
         # Do not print instances outside z_max
         self.zz_gt = [xx[2] if xx[2] < self.z_max - self.stds_epi[idx] else 0