diff --git a/build.sbt b/build.sbt
index c8d07e43..8e925627 100644
--- a/build.sbt
+++ b/build.sbt
@@ -8,7 +8,7 @@ val akkaV = "2.6.20"
 
 val MongoJavaDriverVersion = "4.10.2"
 val Log4JVersion = "2.20.0"
-val NettyVersion = "4.1.99.Final"
+val NettyVersion = "4.1.100.Final"
 
 val commonDeps = Seq(
   ("com.typesafe.akka"  %% "akka-persistence" % akkaV)