diff --git a/src/main/org/apache/tools/ant/IntrospectionHelper.java b/src/main/org/apache/tools/ant/IntrospectionHelper.java
index c540fccad..719491d81 100644
--- a/src/main/org/apache/tools/ant/IntrospectionHelper.java
+++ b/src/main/org/apache/tools/ant/IntrospectionHelper.java
@@ -895,7 +895,7 @@ public final class IntrospectionHelper implements BuildListener {
                         throws InvocationTargetException, IllegalAccessException {
                         m.invoke(parent,
                                  new Boolean[] {
-                                     Boolean.valueOf(Project.toBoolean(value))});
+                                     new Boolean(Project.toBoolean(value))});
                     }
 
                 };