diff --git a/build.xml b/build.xml
index 7bae5242b..93c2310c5 100644
--- a/build.xml
+++ b/build.xml
@@ -31,7 +31,7 @@
   <property name="xdocs.dest" value="target/docs"/>
   <property name="checkstyle.minimum.javaversion" value="1.4" />
   <property name="checkstyle.testinputs.minimum.javaversion" value="1.5" />
-  <property name="version" value="4.0-beta5" />
+  <property name="version" value="4.0-beta6" />
   <property name="testcases" value="**/*Test.java"/>