diff --git a/project-build.xml b/project-build.xml
index 86a4399e06..94ba7b573e 100644
--- a/project-build.xml
+++ b/project-build.xml
@@ -77,6 +77,7 @@
       <!-- add config files to WEB-INF/classes -->
       <copy todir="${dir.assemble}/WEB-INF/classes">
          <fileset dir="${dir.config.repository}" excludes="**/extension/**" />
+         <fileset dir="${dir.config.repository}" includes="**/extension/dev-context.xml" />
          <fileset dir="${dir.config.webclient}" excludes="**/extension/**" />
       </copy>