diff --git a/units/en/unit2/introduction.mdx b/units/en/unit2/introduction.mdx
index a963fa9..a05b237 100644
--- a/units/en/unit2/introduction.mdx
+++ b/units/en/unit2/introduction.mdx
@@ -22,6 +22,6 @@ Concretely, we'll:
 * study and implement our first RL algorithm: Q-Learning
 * implement our first RL agent
 
-This unit is **fundamental if you want to be able to work on Deep Q-Learning**: the first Deep RL algorithm that was able to play Atari games and beat the human level on some of them (breakout, space invaders…).
+This unit is **fundamental if you want to be able to work on Deep Q-Learning**: the first Deep RL algorithm that played Atari games and beat the human level on some of them (breakout, space invaders…).
 
 So let's get started! 🚀