ivy:deliver creates a distrib dir without any reason
diff --git a/upload.xml b/upload.xml
index d4910e6..76c905e 100644
--- a/upload.xml
+++ b/upload.xml
@@ -22,6 +22,7 @@
   <!-- where to upload the artifacts -->
   <property name="upload.url"
             value="https://repository.apache.org/service/local/staging/deploy/maven2"/>
+  <property name="ivy.distrib.dir" value="${dist.base}"/>
 
   <target name="perform-nexus-upload"
           description="really requires the prepare-upload target to be run first">