diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 9325ed5adb8..b9260e309c7 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -791,6 +791,18 @@ Release 2.8.0 - UNRELEASED
     HADOOP-12484. Single File Rename Throws Incorrectly In Potential Race
     Condition Scenarios. (Gaurav Kanade via cnauroth)
 
+Release 2.7.3 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.7.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index b9b153c721a..e82e3325c11 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -1388,6 +1388,18 @@ Release 2.8.0 - UNRELEASED
     HDFS-9351. checkNNStartup() need to be called when fsck calls
     FSNamesystem.getSnapshottableDirs(). (Xiao Chen via Yongjun Zhang)
 
+Release 2.7.3 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.7.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 113fc6b92d6..bab1e022d1e 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -338,6 +338,18 @@ Release 2.8.0 - UNRELEASED
    MAPREDUCE-6515. Update Application priority in AM side from AM-RM heartbeat
    (Sunil G via jlowe)
 
+Release 2.7.3 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.7.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-yarn-project/CHANGES.txt b/hadoop-yarn-project/CHANGES.txt
index 25b50ba12a3..5a9d1c6bb7a 100644
--- a/hadoop-yarn-project/CHANGES.txt
+++ b/hadoop-yarn-project/CHANGES.txt
@@ -990,6 +990,18 @@ Release 2.8.0 - UNRELEASED
     YARN-4326. Fix TestDistributedShell timeout as AHS in MiniYarnCluster no longer 
     binds to default port 8188. (Meng Ding via wangda)
 
+Release 2.7.3 - UNRELEASED
+
+  INCOMPATIBLE CHANGES
+
+  NEW FEATURES
+
+  IMPROVEMENTS
+
+  OPTIMIZATIONS
+
+  BUG FIXES
+
 Release 2.7.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES