diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 3ea31ef1a30..e22803f3b29 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -877,7 +877,7 @@ Release 2.6.5 - UNRELEASED
     HADOOP-12589. Fix intermittent test failure of TestCopyPreserveFlag
     (iwasakims)
 
-Release 2.6.4 - UNRELEASED
+Release 2.6.4 - 2016-02-11
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 3470ffd290d..a7e2ee89b1c 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -1251,7 +1251,7 @@ Release 2.6.5 - UNRELEASED
     HDFS-9347. Invariant assumption in TestQuorumJournalManager.shutdown()
     is wrong. (Wei-Chiu Chuang via zhz)
 
-Release 2.6.4 - UNRELEASED
+Release 2.6.4 - 2016-02-11
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 1657a276508..46f97dfa68d 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -339,7 +339,7 @@ Release 2.6.5 - UNRELEASED
     MAPREDUCE-6191. Improve clearing stale state of Java serialization
                     testcase.  (Sam Liu via Eric Yang)
 
-Release 2.6.4 - UNRELEASED
+Release 2.6.4 - 2016-02-11
 
   INCOMPATIBLE CHANGES
 
diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 3cc5bbb69d2..f00b1a7a207 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -963,7 +963,7 @@ Release 2.6.5 - UNRELEASED
 
   BUG FIXES
 
-Release 2.6.4 - UNRELEASED
+Release 2.6.4 - 2016-02-11
 
   INCOMPATIBLE CHANGES