diff --git a/aspectwerkz/plugin.jelly b/aspectwerkz/plugin.jelly
index 3a82c988..9455f4df 100644
--- a/aspectwerkz/plugin.jelly
+++ b/aspectwerkz/plugin.jelly
@@ -264,7 +264,7 @@
 
       <j:if test="${!empty(aspectwerkzcp)}">
         <ant:arg value="-cp"/>
-        <ant:arg pathref="aspectwerkzc.cp"/>
+        <ant:arg path="${aspectwerkzcp}"/>
       </j:if>
 
       <!-- If using the attribdef mode, weave classes generated by aspectc -->