diff --git a/rse/plugins/org.eclipse.rse.core/src/org/eclipse/rse/core/IRSESystemType.java b/rse/plugins/org.eclipse.rse.core/src/org/eclipse/rse/core/IRSESystemType.java
index 377fe1bb7ec..e49bc638c34 100644
--- a/rse/plugins/org.eclipse.rse.core/src/org/eclipse/rse/core/IRSESystemType.java
+++ b/rse/plugins/org.eclipse.rse.core/src/org/eclipse/rse/core/IRSESystemType.java
@@ -123,7 +123,8 @@ public interface IRSESystemType extends IAdaptable {
    * subsystem configurations exist. The list contains only possibilites not,
    * requirements.
    * 
-   * @return The list of subsystem configuration id or <code>null</code>.
+   * @return The list of subsystem configuration id's. May be empty,
+   *         but never <code>null</code>.
    */
   public String[] getSubsystemConfigurationIds();