diff --git a/docs/misc/changelog.rst b/docs/misc/changelog.rst
index e15bb49..6a769f7 100644
--- a/docs/misc/changelog.rst
+++ b/docs/misc/changelog.rst
@@ -25,6 +25,7 @@ Others:
 ^^^^^^^
 - Improve typing coverage of the ``VecEnv``
 - Removed ``AlreadySteppingError`` and ``NotSteppingError`` that were not used
+- Fixed typos in SAC and TD3
 
 Documentation:
 ^^^^^^^^^^^^^^
diff --git a/stable_baselines3/td3/td3.py b/stable_baselines3/td3/td3.py
index 3dc76f7..7738b0b 100644
--- a/stable_baselines3/td3/td3.py
+++ b/stable_baselines3/td3/td3.py
@@ -152,10 +152,10 @@ class TD3(OffPolicyAlgorithm):
                 target_q = replay_data.rewards + (1 - replay_data.dones) * self.gamma * target_q
 
             # Get current Q estimates for each critic network
-            current_q_esimates = self.critic(replay_data.observations, replay_data.actions)
+            current_q_estimates = self.critic(replay_data.observations, replay_data.actions)
 
             # Compute critic loss
-            critic_loss = sum([F.mse_loss(current_q, target_q) for current_q in current_q_esimates])
+            critic_loss = sum([F.mse_loss(current_q, target_q) for current_q in current_q_estimates])
 
             # Optimize the critics
             self.critic.optimizer.zero_grad()