diff --git a/querydsl-lucene/src/main/java/com/mysema/query/lucene/session/impl/LuceneSessionFactoryImpl.java b/querydsl-lucene/src/main/java/com/mysema/query/lucene/session/impl/LuceneSessionFactoryImpl.java
index aa554f921..1e9447ed5 100644
--- a/querydsl-lucene/src/main/java/com/mysema/query/lucene/session/impl/LuceneSessionFactoryImpl.java
+++ b/querydsl-lucene/src/main/java/com/mysema/query/lucene/session/impl/LuceneSessionFactoryImpl.java
@@ -2,8 +2,6 @@ package com.mysema.query.lucene.session.impl;
 
 import java.io.File;
 import java.io.IOException;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 import javax.annotation.Nullable;
@@ -27,8 +25,6 @@ public class LuceneSessionFactoryImpl implements LuceneSessionFactory {
     @Nullable
     private volatile LuceneSearcher searcher;
 
-    ExecutorService searchUpdater = Executors.newSingleThreadExecutor();
-
     private final AtomicBoolean creatingNew = new AtomicBoolean(false);
 
     @Nullable