diff --git a/CHANGES.txt b/CHANGES.txt
index b7168608046..b00b893e033 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -8,6 +8,8 @@ Trunk (unreleased changes)
    HADOOP-2495 Minor performance improvements: Slim-down BatchOperation, etc. 
    HADOOP-2506 Remove the algebra package
    HADOOP-2519 Performance improvements: Customized RPC serialization
+   HADOOP-2478 Restructure how HBase lays out files in the file system (phase 1)
+               (test input data)
 
   NEW FEATURES
     HADOOP-2061 Add new Base64 dialects
diff --git a/src/testdata/HADOOP-2478-testdata.zip b/src/testdata/HADOOP-2478-testdata.zip
new file mode 100644
index 00000000000..d5b69ea1ad7
Binary files /dev/null and b/src/testdata/HADOOP-2478-testdata.zip differ