diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 186a473..f2f373f 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -8,7 +8,7 @@ object Dependencies {
   private val grpc_runtime  = "com.thesamet.scalapb" %% "scalapb-runtime-grpc" % scalapbVersion
 
   // akka stream
-  private val akka_version = "2.6.14"
+  private val akka_version = "2.8.8"
   private val akka_stream           = "com.typesafe.akka" %% "akka-stream" % akka_version
   private val akka_stream_testkit   = "com.typesafe.akka" %% "akka-stream-testkit" % akka_version
   private val akka_test_kit         = "com.typesafe.akka" %% "akka-testkit" % akka_version