diff --git a/pyrep/robots/end_effectors/gripper.py b/pyrep/robots/end_effectors/gripper.py
index 8cb4c30..c5fa76b 100644
--- a/pyrep/robots/end_effectors/gripper.py
+++ b/pyrep/robots/end_effectors/gripper.py
@@ -99,7 +99,7 @@ def actuate(self, amount: float, velocity: float) -> bool:
         joint_intervals = np.array(joint_intervals_list)
 
         # Decide on if we need to open or close
-        joint_range = joint_intervals[:, 1] - joint_intervals[:, 0]
+        joint_range = joint_intervals[:, 1]
         target_pos = joint_intervals[:, 0] + (joint_range * amount)
 
         current_positions = self.get_joint_positions()