diff --git a/Aircraft/c172p/c172p.xml b/Aircraft/c172p/c172p.xml
index 62811eaa6..938b00084 100644
--- a/Aircraft/c172p/c172p.xml
+++ b/Aircraft/c172p/c172p.xml
@@ -345,18 +345,17 @@
                 </traverse>
                 <output>fcs/flap-pos-deg</output>
             </kinematic>
-
-            <aerosurface_scale name="Flaps Position Normalized">
-                <input>fcs/flap-pos-deg</input>
-                <domain>
-  	            <min>0</min>
-  	            <max>30</max>
-                </domain>
-                <range>
-                    <min>0</min>
-                    <max>1</max>
-                </range>
-                <output>fcs/flap-pos-norm</output>
+            <aerosurface_scale name="Flap Position Normalizer">
+              <input>fcs/flap-pos-deg</input>
+              <domain>
+                <min>0</min>  <!-- Flaps actual minimum position -->
+                <max>30</max>  <!-- Flaps actual maximum position -->
+              </domain>
+              <range>
+                <min>0</min>  <!-- Flaps normalized minimum position -->
+                <max>1</max>  <!-- Flaps normalized maximum position -->
+              </range>
+              <output>fcs/flap-pos-norm</output>
             </aerosurface_scale>
         </channel>
     </flight_control>