diff --git a/tests/test_flatland_env_sparse_rail_generator.py b/tests/test_flatland_env_sparse_rail_generator.py
index 7079a4f9e3b176aaad5398d128eea63c7f8adccd..49739297513496d1019048493f29c172a2faaac8 100644
--- a/tests/test_flatland_env_sparse_rail_generator.py
+++ b/tests/test_flatland_env_sparse_rail_generator.py
@@ -8,7 +8,7 @@ from flatland.utils.rendertools import RenderTool
 import numpy as np
 
 def test_realistic_rail_generator():
-    for test_loop in range(20):
+    for test_loop in range(5):
         num_agents = np.random.randint(10,30)
         env = RailEnv(width=np.random.randint(40,80),
                       height=np.random.randint(10,20),
@@ -18,7 +18,7 @@ def test_realistic_rail_generator():
         # reset to initialize agents_static
         env_renderer = RenderTool(env, gl="PILSVG", )
         env_renderer.render_env(show=True, show_observations=True, show_predictions=False)
-        time.sleep(1)
+        time.sleep(2)
         env_renderer.close_window()
 
 def test_sparse_rail_generator():