diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..5008ddf
Binary files /dev/null and b/.DS_Store differ
diff --git a/build.xml b/build.xml
index 19e0b2f..2091b7c 100644
--- a/build.xml
+++ b/build.xml
@@ -15,7 +15,7 @@
 				<include name="*.jar" />
 			</fileset>
 		</path>
-		<javac srcdir="src" destdir="bin" source="1.7" includeantruntime="false">
+		<javac srcdir="src" destdir="bin" source="1.7" target="1.7" includeantruntime="false">
 			<classpath refid="compile.classpath" />
 		</javac>
 	</target>