diff --git a/examples/pybullet/gym/pybullet_envs/__init__.py b/examples/pybullet/gym/pybullet_envs/__init__.py
index d4c81d0a7..5dddff7e9 100644
--- a/examples/pybullet/gym/pybullet_envs/__init__.py
+++ b/examples/pybullet/gym/pybullet_envs/__init__.py
@@ -1,7 +1,7 @@
 import gym
 from gym.envs.registration import registry, make, spec
 def register(id,*args,**kvargs):
-	if id in  registry.env_specs:
+	if id in registry.env_specs:
 		return
 	else:
 		return gym.envs.registration.register(id,*args,**kvargs)