--- libserializer-1.1.2/common_build.xml	2020-05-05 19:40:10.080026171 +0100
+++ libserializer-1.1.2/common_build.xml	2020-05-05 19:40:46.433336643 +0100
@@ -136,8 +136,8 @@
   <property name="javac.deprecation"
             value="true"
             description="Indicates whether source should be compiled with deprecation information" />
-  <property name="javac.source" value="1.5" description="Provide source compatibility with specified release" />
-  <property name="javac.target" value="1.5" description="Generate class files for specific VM version" />
+  <property name="javac.source" value="1.6" description="Provide source compatibility with specified release" />
+  <property name="javac.target" value="1.6" description="Generate class files for specific VM version" />
 
   <!-- Build Cache properties -->
   <property name="build.cache.dir"
@@ -1340,7 +1340,7 @@
           depends="javadoc.init, compile">
     <javadoc destdir="${javadoc.dir}/docs/api"
              access="public"
-             source="1.5"
+             source="1.6"
              use="true"
              notree="false"
              nonavbar="false"