--- a/ProjectDefinition.st	Thu Feb 28 13:42:17 2013 +0100
+++ b/ProjectDefinition.st	Thu Feb 28 21:42:21 2013 +0100
@@ -1473,7 +1473,7 @@
 
     |preRequisites|
 
-    preRequisites := self preRequisites asSet.
+    preRequisites := self preRequisites asOrderedSet.    "prerequisite order matters"
     preRequisites removeAllFoundIn:self excludedFromPreRequisites.
     preRequisites remove:self package ifAbsent:[].
 
@@ -2354,7 +2354,6 @@
     "Created: / 18-08-2006 / 12:51:38 / cg"
 ! !
 
-
 !ProjectDefinition class methodsFor:'description - project information'!
 
 applicationAdditionalIconFileNames
@@ -6749,11 +6748,11 @@
 !ProjectDefinition class methodsFor:'documentation'!
 
 version
-    ^ '$Header: /cvs/stx/stx/libbasic/ProjectDefinition.st,v 1.414 2013-02-28 12:42:17 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/ProjectDefinition.st,v 1.415 2013-02-28 20:42:21 stefan Exp $'
 !
 
 version_CVS
-    ^ '$Header: /cvs/stx/stx/libbasic/ProjectDefinition.st,v 1.414 2013-02-28 12:42:17 cg Exp $'
+    ^ '$Header: /cvs/stx/stx/libbasic/ProjectDefinition.st,v 1.415 2013-02-28 20:42:21 stefan Exp $'
 !
 
 version_SVN