diff --git a/gui/dialogs/rendering.xml b/gui/dialogs/rendering.xml
index ef1c62767..79c96a2bf 100644
--- a/gui/dialogs/rendering.xml
+++ b/gui/dialogs/rendering.xml
@@ -193,27 +193,6 @@
         </text>
     </group>
     
-    <group>
-        <layout>hbox</layout>
-        <halign>right</halign>
-        <text><label>Cloud types</label></text>
-        <slider>
-            <min>1</min>
-            <max>20</max>
-            
-            <property>/sim/rendering/clouds3d-num-flavours</property>
-            <binding>
-                <command>dialog-apply</command>
-            </binding>
-        </slider>
-        <text>
-            <label>12345678</label>
-            <format>%d</format>
-            <live>true</live>
-            <property>/sim/rendering/clouds3d-num-flavours</property>
-        </text>
-    </group>
-    
   </group>
 
   <hrule/>
diff --git a/preferences.xml b/preferences.xml
index 016e5476d..383d6929a 100644
--- a/preferences.xml
+++ b/preferences.xml
@@ -102,7 +102,6 @@ Started September 2000 by David Megginson, david@megginson.com
    <clouds3d-enable type="bool" userarchive="y">false</clouds3d-enable>
    <clouds3d-vis-range type="float" userarchive="y">20000.0</clouds3d-vis-range>
    <clouds3d-density type="float" userarchive="y">1.0</clouds3d-density>
-   <clouds3d-num-flavours type="int" userarchive="y">20</clouds3d-num-flavours>
    <draw-otw type="bool">true</draw-otw>
    <shadows-ac type="bool" userarchive="y">false</shadows-ac>
    <shadows-ac-transp type="bool" userarchive="y">false</shadows-ac-transp>