diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index fc9f484bd3..cf0fb480f4 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -304,6 +304,9 @@ Release 2.0.1-alpha - UNRELEASED
     HDFS-3501. Checkpointing with security enabled will stop working
     after ticket lifetime expires. (atm via eli)
 
+    HDFS-3266. DFSTestUtil#waitCorruptReplicas doesn't sleep between checks.
+    (Madhukara Phatak via atm)
+
 Release 2.0.0-alpha - 05-23-2012
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
index 7e793a59bd..1ed534c006 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
@@ -323,7 +323,7 @@ public static void waitForReplication(MiniDFSCluster cluster, ExtendedBlock b,
    */
   public static void waitCorruptReplicas(FileSystem fs, FSNamesystem ns,
       Path file, ExtendedBlock b, int corruptRepls)
-      throws IOException, TimeoutException {
+      throws IOException, TimeoutException, InterruptedException {
     int count = 0;
     final int ATTEMPTS = 50;
     int repls = ns.getBlockManager().numCorruptReplicas(b.getLocalBlock());
@@ -337,6 +337,7 @@ public static void waitCorruptReplicas(FileSystem fs, FSNamesystem ns,
       System.out.println("Waiting for "+corruptRepls+" corrupt replicas");
       repls = ns.getBlockManager().numCorruptReplicas(b.getLocalBlock());
       count++;
+      Thread.sleep(1000);
     }
     if (count == ATTEMPTS) {
       throw new TimeoutException("Timed out waiting for corrupt replicas."