diff --git a/conf/airframes/microjetI.xml b/conf/airframes/microjetI.xml
index 31f948b569..6379bdcaa0 100644
--- a/conf/airframes/microjetI.xml
+++ b/conf/airframes/microjetI.xml
@@ -160,8 +160,6 @@
   <section name="NAV">
     <define name="NAV_PITCH" value="0."/>
     <define name="NAV_GLIDE_PITCH_TRIM" value="0"/>
-    <define name="NAV_GROUND_SPEED_PGAIN" value="-0.015"/>
-    <define name="NAV_FOLLOW_PGAIN" value="-0.05"/>
   </section>
 
   <section name="AGGRESSIVE" prefix="AGR_">
diff --git a/conf/airframes/microjetII.xml b/conf/airframes/microjetII.xml
index a7f5f865b4..fdbbc96784 100644
--- a/conf/airframes/microjetII.xml
+++ b/conf/airframes/microjetII.xml
@@ -159,8 +159,6 @@
   <section name="NAV">
     <define name="NAV_PITCH" value="0."/>
     <define name="NAV_GLIDE_PITCH_TRIM" value="0"/>
-    <define name="NAV_GROUND_SPEED_PGAIN" value="-0.015"/>
-    <define name="NAV_FOLLOW_PGAIN" value="-0.05"/>
   </section>
 
   <section name="AGGRESSIVE" prefix="AGR_">
diff --git a/conf/airframes/microjetIII.xml b/conf/airframes/microjetIII.xml
index 2e2d98bacf..3485d3683f 100644
--- a/conf/airframes/microjetIII.xml
+++ b/conf/airframes/microjetIII.xml
@@ -154,8 +154,6 @@
   <section name="NAV">
     <define name="NAV_PITCH" value="0."/>
     <define name="NAV_GLIDE_PITCH_TRIM" value="0"/>
-    <define name="NAV_GROUND_SPEED_PGAIN" value="-0.015"/>
-    <define name="NAV_FOLLOW_PGAIN" value="-0.05"/>
   </section>
 
   <section name="AGGRESSIVE" prefix="AGR_">