diff --git a/src/main/org/apache/tools/ant/taskdefs/optional/junit/XMLResultAggregator.java b/src/main/org/apache/tools/ant/taskdefs/optional/junit/XMLResultAggregator.java
index c8a413618..9a69be43a 100644
--- a/src/main/org/apache/tools/ant/taskdefs/optional/junit/XMLResultAggregator.java
+++ b/src/main/org/apache/tools/ant/taskdefs/optional/junit/XMLResultAggregator.java
@@ -112,7 +112,7 @@ public class XMLResultAggregator extends Task implements XMLConstants {
     
     public AggregateTransformer createReport(){
         AggregateTransformer transformer = new AggregateTransformer(this);
-        transformers.add(transformer);
+        transformers.addElement(transformer);
         return transformer;
     }