Update file README.md

README.md

@@ -40,6 +40,11 @@ If needed
 pip install pygame==2.5.2
 ```
 
+```sh
+pip install PyQt5
+```
+
+
 ### Usage
 
 Here is an example of how to use Gym to solve the `CartPole-v1` environment [Documentation](https://gymnasium.farama.org/environments/classic_control/cart_pole/):