--- /dev/null
+diff --git a/build.xml b/build.xml
+index 34f7475..a5e862e 100644
+--- a/build.xml
++++ b/build.xml
+@@ -125,6 +125,7 @@ jsapi.exe from the lib directory.
+ <mkdir dir="${classes_dir}" />
+ <javac debug="true"
+ source="1.4"
++ target="1.4"
+ deprecation="true"
+ srcdir="${src_dir}"
+ excludes="tests/**"
+@@ -146,6 +147,7 @@ jsapi.exe from the lib directory.
+ <mkdir dir="${classes_dir}" />
+ <javac debug="true"
+ source="1.4"
++ target="1.4"
+ deprecation="true"
+ srcdir="${src_dir}"
+ includes="tests/**"
+@@ -905,6 +907,7 @@ jsapi.exe from the lib directory.
+ <mkdir dir="${javadoc_dir}" />
+ <javadoc sourcepath="${src_dir}"
+ source="1.4"
++ target="1.4"
+ additionalparam="-breakiterator"
+ destdir="${javadoc_dir}"
+ packagenames="${javadoc_pkgs}"