diff --git a/build.xml b/build.xml
index 427fde8..337e258 100644
--- a/build.xml
+++ b/build.xml
@@ -200,7 +200,7 @@
          unless="phpunit.done"
          depends="prepare"
          description="Run unit tests with PHPUnit">
-  <exec executable="${phpunit}" taskname="phpunit">
+  <exec executable="${phpunit}" resultproperty="result.phpunit" taskname="phpunit">
    <arg value="--configuration"/>
    <arg path="build/phpunit.xml"/>
   </exec>