diff --git a/build.xml b/build.xml
index 51930c5..318bf38 100644
--- a/build.xml
+++ b/build.xml
@@ -15,7 +15,7 @@
 
 	<target name="classes">
 		<mkdir dir="build/classes" />
-		<javac destdir="build/classes" source="1.5" target="1.5" debug="on"
+		<javac destdir="build/classes" source="1.8" target="1.8" debug="on"
 			includeantruntime="false">
 			<src path="src/java" />
 			<classpath>