diff --git a/Aircraft/Instruments-3d/kx165/kx165-1.xml b/Aircraft/Instruments-3d/kx165/kx165-1.xml
index 10048b3ec..7cb2d48e3 100644
--- a/Aircraft/Instruments-3d/kx165/kx165-1.xml
+++ b/Aircraft/Instruments-3d/kx165/kx165-1.xml
@@ -532,7 +532,7 @@
     <type>knob</type>
     <object-name>CommVolume</object-name>
     <property alias="../../params/comm-volume"/>
-    <factor>-270</factor>
+    <factor>-65</factor>
     <axis>
       <x>1</x>
       <y>0</y>
@@ -682,7 +682,7 @@
     <type>knob</type>
     <object-name>NavVolume</object-name>
     <property alias="../../params/nav-volume"/>
-    <factor>-270</factor>
+    <factor>-65</factor>
     <axis>
       <x>1</x>
       <y>0</y>
diff --git a/Aircraft/Instruments-3d/kx165/kx165-2.xml b/Aircraft/Instruments-3d/kx165/kx165-2.xml
index b4ab69270..f9105922d 100644
--- a/Aircraft/Instruments-3d/kx165/kx165-2.xml
+++ b/Aircraft/Instruments-3d/kx165/kx165-2.xml
@@ -531,7 +531,7 @@
     <type>knob</type>
     <object-name>CommVolume</object-name>
     <property alias="../../params/comm-volume"/>
-    <factor>-270</factor>
+    <factor>-65</factor>
     <axis>
       <x>1</x>
       <y>0</y>
@@ -681,7 +681,7 @@
     <type>knob</type>
     <object-name>NavVolume</object-name>
     <property alias="../../params/nav-volume"/>
-    <factor>-270</factor>
+    <factor>-65</factor>
     <axis>
       <x>1</x>
       <y>0</y>