--- a/ProjectDefinition.st	Mon Oct 10 14:21:47 2016 +0200
+++ b/ProjectDefinition.st	Mon Oct 10 14:25:10 2016 +0200
@@ -5097,6 +5097,9 @@
     |plist|
 
     (plist := self osx_info_dot_plist_dictionary) isNil ifTrue:[^ nil].
+    MacPlistXMLCoder isNil ifTrue:[
+        Smalltalk loadPackage:'stx:goodies/xml/stx'
+    ].    
     ^ MacPlistXMLCoder encode:plist     
 
     "