diff --git a/build.xml b/build.xml
index b768bea..614f8d2 100644
--- a/build.xml
+++ b/build.xml
@@ -117,6 +117,11 @@
                 channel="pear.php.net"
                 minimum_version="0.4.0"
                 />
+       <!-- unit tests: -->
+       <package name="HTML_Request2"
+                channel="pear.php.net"
+                minimum_version="2.0.0"
+                />
 
      </dependencies>