diff --git a/extensions/build.xml b/extensions/build.xml
index 67839a2bd..b229e6093 100644
--- a/extensions/build.xml
+++ b/extensions/build.xml
@@ -31,5 +31,6 @@
     <echo message="Testing extensions" />
     <ant dir="jython/" target="test" />
     <ant dir="database/" target="test" />
+    <ant dir="wikidata/" target="test" />
   </target>
 </project>