diff --git a/build.xml b/build.xml
index e842812d..0c81a25e 100644
--- a/build.xml
+++ b/build.xml
@@ -854,6 +854,9 @@
 		<exec executable="ditto" os="Mac OS X" dir="${dir.lib}/native/mac-x86_64">
 			<arg line="--arch x86_64 libjnidispatch.jnilib libjnidispatch.dylib" />
 		</exec>
+		<delete verbose="yes">
+			<fileset dir="${dir.lib}/native/mac-x86_64" includes="*.jnilib" />
+		</delete>
 	</target>