diff --git a/lucene/src/test/org/apache/lucene/util/LuceneTestCase.java b/lucene/src/test/org/apache/lucene/util/LuceneTestCase.java
index 712f43b8b06..40fde38d5a2 100644
--- a/lucene/src/test/org/apache/lucene/util/LuceneTestCase.java
+++ b/lucene/src/test/org/apache/lucene/util/LuceneTestCase.java
@@ -965,7 +965,7 @@ public abstract class LuceneTestCase extends Assert {
   private long seed;
   
   private static final Random seedRand = new Random();
-  protected static final Random random = new Random();
+  protected static final Random random = new Random(0);
 
   private String name = "<unknown>";