diff --git a/sigil/eclipse/obr/build.xml b/sigil/eclipse/obr/build.xml
index 558c184..9d56d59 100644
--- a/sigil/eclipse/obr/build.xml
+++ b/sigil/eclipse/obr/build.xml
@@ -17,6 +17,10 @@
   specific language governing permissions and limitations
   under the License.
 -->
-<project name="eclipse.obr" default="build">
-      <import file="../build.xml"/>
+<project name="eclipse.obr" default="build"
+	  xmlns:ivy="antlib:org.apache.ivy.ant">
+  <import file="../build.xml"/>
+  <target name="init">
+    <ivy:retrieve organisation="org.eclipse" module="org.eclipse.swt.carbon.macosx" revision="3.4.1.v3452b" inline="true" pattern="lib/[artifact].[ext]" transitive="false"/>
+  </target>
 </project>