diff --git a/metadrive/component/traffic_participants/pedestrian.py b/metadrive/component/traffic_participants/pedestrian.py
index 52d6b2b2b..5b247c677 100644
--- a/metadrive/component/traffic_participants/pedestrian.py
+++ b/metadrive/component/traffic_participants/pedestrian.py
@@ -154,7 +154,7 @@ def __init__(self, position, heading_theta, width, length, height, random_seed=N
             self._instance = model.instanceTo(self.origin)
 
             # Add some color to help debug
-            from panda3d.core import Material, LVecBase4
+            from panda3d.core import Material
             import seaborn as sns
             color = sns.color_palette("colorblind")
             color.remove(color[2])  # Remove the green and leave it for special vehicle