diff --git build.xml build.xml
index d3fd7f3..feb5537 100644
--- build.xml
+++ build.xml
@@ -204,6 +204,7 @@
       <packageset dir="${plugins.dir}/scoring-similarity/src/java"/>
       <packageset dir="${plugins.dir}/scoring-link/src/java"/>
       <packageset dir="${plugins.dir}/scoring-opic/src/java"/>
+      <packageset dir="${plugins.dir}/scoring-orphan/src/java"/>
       <packageset dir="${plugins.dir}/subcollection/src/java"/>
       <packageset dir="${plugins.dir}/tld/src/java"/>
       <packageset dir="${plugins.dir}/urlfilter-automaton/src/java"/>
@@ -614,6 +615,7 @@
       <packageset dir="${plugins.dir}/scoring-similarity/src/java"/>
       <packageset dir="${plugins.dir}/scoring-link/src/java"/>
       <packageset dir="${plugins.dir}/scoring-opic/src/java"/>
+      <packageset dir="${plugins.dir}/scoring-orphan/src/java"/>
       <packageset dir="${plugins.dir}/subcollection/src/java"/>
       <packageset dir="${plugins.dir}/tld/src/java"/>
       <packageset dir="${plugins.dir}/urlfilter-automaton/src/java"/>
@@ -1027,6 +1029,8 @@
         <source path="${plugins.dir}/scoring-similarity/src/java/" />
         <source path="${plugins.dir}/scoring-link/src/java/" />
         <source path="${plugins.dir}/scoring-opic/src/java/" />
+        <source path="${plugins.dir}/scoring-orphan/src/java"/>
+        <source path="${plugins.dir}/scoring-orphan/src/test"/>
         <source path="${plugins.dir}/subcollection/src/java/" />
         <source path="${plugins.dir}/subcollection/src/test/" />
         <source path="${plugins.dir}/tld/src/java/" />
diff --git default.properties default.properties
index 0830cda..2a08265 100644
--- default.properties
+++ default.properties
@@ -120,6 +120,7 @@ plugins.scoring=\
    org.apache.nutch.scoring.depth*:\
    org.apache.nutch.scoring.link*:\
    org.apache.nutch.scoring.opic*:\
+   org.apache.nutch.scoring.orphan*:\
    org.apache.nutch.scoring.similarity*:\
    org.apache.nutch.scoring.tld*:\
    org.apache.nutch.scoring.urlmeta*