diff --git a/src/laser_diode/laser_diode.rs b/src/laser_diode/laser_diode.rs
index 79e3b8d..1282778 100644
--- a/src/laser_diode/laser_diode.rs
+++ b/src/laser_diode/laser_diode.rs
@@ -148,8 +148,8 @@ impl LdDrive{
     }
 
     pub fn ld_set_i(&mut self, i: ElectricCurrent){
-        self.settings.ld_drive_current = i;
-        LdCurrentOutCtrlTimer::set_target_i_and_listen_irq(i, self.ctrl.get_i_set());
+        self.settings.ld_drive_current = i.min(self.settings.ld_drive_current_limit);
+        LdCurrentOutCtrlTimer::set_target_i_and_listen_irq(self.settings.ld_drive_current, self.ctrl.get_i_set());
     }
 
     pub fn poll_and_update_output_current(&mut self) -> ElectricCurrent {