diff --git a/freqtrade/freqai/RL/BaseReinforcementLearningModel.py b/freqtrade/freqai/RL/BaseReinforcementLearningModel.py
index 33568fa0b..705c35297 100644
--- a/freqtrade/freqai/RL/BaseReinforcementLearningModel.py
+++ b/freqtrade/freqai/RL/BaseReinforcementLearningModel.py
@@ -40,7 +40,7 @@ class BaseReinforcementLearningModel(IFreqaiModel):
     def __init__(self, **kwargs):
         super().__init__(config=kwargs['config'])
         self.max_threads = min(self.freqai_info['rl_config'].get(
-            'cpu_count', 0), int(self.max_system_threads / 2))
+            'cpu_count', 1), max(int(self.max_system_threads / 2), 1))
         th.set_num_threads(self.max_threads)
         self.reward_params = self.freqai_info['rl_config']['model_reward_parameters']
         self.train_env: Union[SubprocVecEnv, gym.Env] = None