diff --git a/787-common.xml b/787-common.xml
index f4bb6af4..31f49b93 100644
--- a/787-common.xml
+++ b/787-common.xml
@@ -34,10 +34,10 @@
             </autopilot>
 
             <wingflexer include="Systems/wingflexer-params.xml"/>
-            <property-rule n="100">
+            <autopilot>
                 <name>wing flexer property rule</name>
                 <path>Aircraft/Generic/wingflexer.xml</path>
-            </property-rule>
+            </autopilot>
 
             <autopilot>
                 <name>Spoilers</name>