diff --git a/examples/demo.py b/examples/demo.py
index 84c9cd2f8ef89ae7a16d32887a6fa3421a50cb01..2ee1d5c0e747b8de11b010ca69d24db465e8f4f1 100644
--- a/examples/demo.py
+++ b/examples/demo.py
@@ -2,6 +2,7 @@ import os
 import random
 from collections import deque
 
+import time
 import numpy as np
 import torch
 
@@ -165,6 +166,8 @@ class Demo:
         for step in range(max_nbr_of_steps):
             self.renderer.renderEnv(show=True)
 
+            time.sleep(.2)
+
             # print(step)
             # Action
             for a in range(self.env.get_num_agents()):