diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 81b202b1c9..95eec1c23d 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -533,6 +533,10 @@ Release 2.8.0 - UNRELEASED
MAPREDUCE-6038. A boolean may be set error in the Word Count v2.0 in
MapReduce Tutorial. (Tsuyoshi Ozawa via cdouglas)
+ MAPREDUCE-6421. Fix findbugs warning in
+ RMContainerAllocator.reduceNodeLabelExpression.
+ (Brahma Reddy Battula via aajisaka)
+
Release 2.7.2 - UNRELEASED
INCOMPATIBLE CHANGES
diff --git a/hadoop-mapreduce-project/dev-support/findbugs-exclude.xml b/hadoop-mapreduce-project/dev-support/findbugs-exclude.xml
index dd4892b1e2..f1ef2b850c 100644
--- a/hadoop-mapreduce-project/dev-support/findbugs-exclude.xml
+++ b/hadoop-mapreduce-project/dev-support/findbugs-exclude.xml
@@ -479,6 +479,7 @@
+