diff --git a/ArduCopter/motors.pde b/ArduCopter/motors.pde
index d4e1e2de1c..579d655770 100644
--- a/ArduCopter/motors.pde
+++ b/ArduCopter/motors.pde
@@ -403,7 +403,7 @@ static void pre_arm_checks(bool display_failure)
         }
 
         // lean angle parameter check
-    if (aparm.angle_max < 1000 || aparm.angle_max > 8000) {
+        if (aparm.angle_max < 1000 || aparm.angle_max > 8000) {
             if (display_failure) {
                 gcs_send_text_P(SEVERITY_HIGH,PSTR("PreArm: Check ANGLE_MAX"));
             }