diff --git a/src/java/org/apache/cassandra/db/FileStruct.java b/src/java/org/apache/cassandra/db/FileStruct.java
index fc7eec8818..e99d0587cf 100644
--- a/src/java/org/apache/cassandra/db/FileStruct.java
+++ b/src/java/org/apache/cassandra/db/FileStruct.java
@@ -184,7 +184,14 @@ public class FileStruct implements Comparable<FileStruct>, Iterator<String>
                     forward();
                 }
             }
-            saved = key;
+            if (key.equals(SSTable.blockIndexKey_))
+            {
+                saved = null;
+            }
+            else
+            {
+                saved = key;
+            }
         }
 
         private void forward()