diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index fbe1a0faae1..d138d40283d 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop Change Log
 
-Release 0.23.0 - Unreleased
+Release 0.23.0 - 2011-10-31 
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 324ebf407d5..43175b0c8f7 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop HDFS Change Log
 
-Release 0.23.0 - Unreleased
+Release 0.23.0 - 2011-10-31 
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 85d96bff06a..e4fac95b036 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -1,6 +1,6 @@
 Hadoop MapReduce Change Log
 
-Release 0.23.0 - Unreleased
+Release 0.23.0 - 2011-10-31 
 
   INCOMPATIBLE CHANGES