diff --git a/src/java/org/apache/lucene/index/SegmentMerger.java b/src/java/org/apache/lucene/index/SegmentMerger.java
index 2b81b802a8e..d601dd06dd6 100644
--- a/src/java/org/apache/lucene/index/SegmentMerger.java
+++ b/src/java/org/apache/lucene/index/SegmentMerger.java
@@ -17,7 +17,6 @@ package org.apache.lucene.index;
  */
 
 import java.util.Vector;
-import java.util.ArrayList;
 import java.util.Iterator;
 import java.io.IOException;