diff --git a/.mtn-ignore b/.mtn-ignore
index bee698d0cf..67d2a1aa35 100644
--- a/.mtn-ignore
+++ b/.mtn-ignore
@@ -23,3 +23,4 @@ _jsp\.java$
 /build/
 /classes/
 ^debian/copyright
+override.properties
diff --git a/build.properties b/build.properties
new file mode 100644
index 0000000000..63db6e9031
--- /dev/null
+++ b/build.properties
@@ -0,0 +1,15 @@
+# These properties can be set to alter the build process.
+#
+# This file contains default values that are used by official I2P installers.
+#
+# End-users *should not* edit this file. If you want to change the values, make a
+# copy, call it override.properties, and make the desired changes to that.
+
+################################################################################
+
+# Javadocs
+# Note: Include the trailing slash! Don't surround the URL in quotes!
+javasedocs.url=http://download.oracle.com/javase/6/docs/api/
+jettydocs.url=http://docs.i2p2.de/jetty/javadoc/
+jrobindocs.url=http://docs.i2p-projekt.de/jrobin/javadoc/
+wrapperdocs.url=http://wrapper.tanukisoftware.com/jdoc/
diff --git a/build.xml b/build.xml
index 7a079197be..459821bcfa 100644
--- a/build.xml
+++ b/build.xml
@@ -15,6 +15,9 @@
 
     <!-- change this to false if you don't have gettext -->
     <property name="require.gettext" value="true" />
+    <!-- Include property files so that values can be easily overridden. Currently just useful for javadoc hosters -->
+    <property file="override.properties"/>
+    <property file="build.properties"/>
 
     <!-- You probably don't want to change anything from here down -->
     <target name="help" depends="all" />
@@ -386,10 +389,10 @@
                 <pathelement location="installer/lib/wrapper/all/wrapper.jar" />
                 <pathelement location="core/lib/junit.jar" />
             </classpath>
-            <link offline="true" href="http://download.oracle.com/javase/6/docs/api/" packagelistLoc="installer/resources/package-lists/java/" />
-            <link offline="true" href="http://docs.i2p2.de/jetty/javadoc/" packagelistLoc="installer/resources/package-lists/jetty/" />
-            <link offline="true" href="http://docs.i2p-projekt.de/jrobin/javadoc/" packagelistLoc="installer/resources/package-lists/jrobin/" />
-            <link offline="true" href="http://wrapper.tanukisoftware.com/jdoc/" packagelistLoc="installer/resources/package-lists/wrapper/" />
+            <link offline="true" href="${javasedocs.url}" packagelistLoc="installer/resources/package-lists/java/" />
+            <link offline="true" href="${jettydocs.url}" packagelistLoc="installer/resources/package-lists/jetty/" />
+            <link offline="true" href="${jrobindocs.url}" packagelistLoc="installer/resources/package-lists/jrobin/" />
+            <link offline="true" href="${wrapperdocs.url}" packagelistLoc="installer/resources/package-lists/wrapper/" />
         </javadoc>
         <echo message="Warning, javadoc embeds timestamps in the output, run with 'TZ=UTC ant javadoc' if you plan to distribute" />
     </target>