Index: trunk/src/org/openstreetmap/josm/actions/relation/SelectMembersAction.java
===================================================================
--- trunk/src/org/openstreetmap/josm/actions/relation/SelectMembersAction.java	(revision 14044)
+++ trunk/src/org/openstreetmap/josm/actions/relation/SelectMembersAction.java	(revision 14045)
@@ -5,5 +5,5 @@
 
 import java.awt.event.ActionEvent;
-import java.util.HashSet;
+import java.util.LinkedHashSet;
 import java.util.Set;
 
@@ -38,5 +38,5 @@
         if (!isEnabled() || relations.isEmpty() || !MainApplication.isDisplayingMapView()) return;
 
-        Set<IPrimitive> members = new HashSet<>();
+        Set<IPrimitive> members = new LinkedHashSet<>();
         for (IRelation<?> r: relations) {
             members.addAll(r.getMemberPrimitivesList());