diff --git a/main.py b/main.py
index f46e0ba..2609971 100644
--- a/main.py
+++ b/main.py
@@ -114,6 +114,7 @@ for i_episode in itertools.count(1):
     if i_episode % 10 == 0 and args.eval == True:
         state = env.reset()
         episode_reward = 0
+        done = False
         while not done:
             action = agent.select_action(state, eval=True)