diff --git a/Aircraft-yasim/p51d.xml b/Aircraft-yasim/p51d.xml
index 81ce53f6b..eacd12d38 100644
--- a/Aircraft-yasim/p51d.xml
+++ b/Aircraft-yasim/p51d.xml
@@ -76,7 +76,7 @@ flap drag not available
 <hstab x="-8.62" y="0.18" z="0.35" taper="0.639" effectiveness="1.0"
        length="1.834" chord="1.256" sweep="0" incidence="2">
   <stall aoa="15" width="4" peak="1.5"/>
-  <flap0 start="0.0" end="1.8" lift="1.4" drag="1.2"/>
+  <flap0 start="0.0" end="1.8" lift="1.5" drag="1.2"/>
   <control-input axis="/controls/flight/elevator" control="FLAP0"/>
   <control-input axis="/controls/flight/elevator-trim" control="FLAP0"/>
   <control-output control="FLAP0" prop="/surface-positions/elevator-pos-norm"/>