Index: src/java/org/apache/nutch/segment/SegmentMerger.java
===================================================================
--- src/java/org/apache/nutch/segment/SegmentMerger.java	(revision 422074)
+++ src/java/org/apache/nutch/segment/SegmentMerger.java	(working copy)
@@ -38,6 +38,7 @@
 import org.apache.nutch.parse.ParseText;
 import org.apache.nutch.protocol.Content;
 import org.apache.nutch.util.NutchConfiguration;
+import org.apache.nutch.util.NutchJob;
 
 /**
  * This tool takes several segments and merges their data together. Only the
@@ -538,7 +539,7 @@
     if (LOG.isInfoEnabled()) {
       LOG.info("Merging " + segs.length + " segments to " + out + "/" + segmentName);
     }
-    JobConf job = new JobConf(getConf());
+    JobConf job = new NutchJob(getConf());
     job.setJobName("mergesegs " + out + "/" + segmentName);
     job.setBoolean("segment.merger.filter", filter);
     job.setLong("segment.merger.slice", slice);
Index: src/java/org/apache/nutch/segment/SegmentReader.java
===================================================================
--- src/java/org/apache/nutch/segment/SegmentReader.java	(revision 422074)
+++ src/java/org/apache/nutch/segment/SegmentReader.java	(working copy)
@@ -35,6 +35,7 @@
 import org.apache.nutch.protocol.Content;
 import org.apache.nutch.util.LogUtil;
 import org.apache.nutch.util.NutchConfiguration;
+import org.apache.nutch.util.NutchJob; 
 
 /** Dump the content of a segment. */
 public class SegmentReader extends Configured implements Reducer {
@@ -128,7 +129,7 @@
   }
 
   private JobConf createJobConf() {
-    JobConf job = new JobConf(getConf());
+    JobConf job = new NutchJob(getConf());
     job.setBoolean("segment.reader.co", this.co);
     job.setBoolean("segment.reader.fe", this.fe);
     job.setBoolean("segment.reader.ge", this.ge);