diff --git a/hsarback/build.xml b/hsarback/build.xml
index 2769abe..d5a5cb1 100644
--- a/hsarback/build.xml
+++ b/hsarback/build.xml
@@ -89,7 +89,7 @@
 		<mkdir dir="${build.home}" />
 		<mkdir dir="${build.home}/cls" />
 		<javac srcdir="${src.home}" destdir="${build.home}/cls" 
-				source="1.7" target="1.6"
+				source="1.6" target="1.6"
 				debug="${compile.debug}" deprecation="${compile.deprecation}" 
 				optimize="${compile.optimize}" encoding="UTF8" includeantruntime="false">
 			<classpath refid="compile.classpath" />
@@ -101,7 +101,7 @@
 		<mkdir dir="${build.home}/test" />
 		<javac 
 				srcdir="${test.home}" destdir="${build.home}/test"
-				source="1.7" target="1.6"
+				source="1.6" target="1.6"
 				debug="${compile.debug}" deprecation="${compile.deprecation}" 
 				optimize="${compile.optimize}" encoding="UTF8" includeantruntime="false">
 			<classpath refid="compile.classpath" />