diff --git a/rse/plugins/org.eclipse.rse.ui/model/org/eclipse/rse/internal/model/SystemNewConnectionPromptObject.java b/rse/plugins/org.eclipse.rse.ui/model/org/eclipse/rse/internal/model/SystemNewConnectionPromptObject.java
index d3fac4ff35f..cef44303554 100644
--- a/rse/plugins/org.eclipse.rse.ui/model/org/eclipse/rse/internal/model/SystemNewConnectionPromptObject.java
+++ b/rse/plugins/org.eclipse.rse.ui/model/org/eclipse/rse/internal/model/SystemNewConnectionPromptObject.java
@@ -56,7 +56,7 @@ public class SystemNewConnectionPromptObject
      */
     public SystemNewConnectionPromptObject()
     {
-    	systemTypes = RSECorePlugin.getDefault().getRegistry().getSystemTypeNames();
+    	setSystemTypes(RSECorePlugin.getDefault().getRegistry().getSystemTypeNames());
     	isRootPrompt = true;
     }
     /**
@@ -65,7 +65,7 @@ public class SystemNewConnectionPromptObject
     public SystemNewConnectionPromptObject(SystemNewConnectionPromptObject parent, String systemType)
     {
     	this.parent = parent;
-    	this.systemTypes = new String[] {systemType};
+    	setSystemTypes(new String[] {systemType});
     }
     
     // ----------------------------------------------------