diff --git a/preferences.xml b/preferences.xml
index e8b2c75aa..800168d43 100644
--- a/preferences.xml
+++ b/preferences.xml
@@ -21,6 +21,10 @@ Started September 2000 by David Megginson, david@megginson.com
1.0
+
+
+
+
c172p
false
@@ -466,6 +470,18 @@ Started September 2000 by David Megginson, david@megginson.com
1
+
+
+ 5.0
+
+ 0.01
+ 0.01
+ 10
+ 1
+
+
+
+
true