diff --git a/config/akka-reference.conf b/config/akka-reference.conf
index 187935a0b6..85a14d243c 100644
--- a/config/akka-reference.conf
+++ b/config/akka-reference.conf
@@ -138,9 +138,8 @@ akka {
       }
     }
 
-    # entries for pluggable serializers and their bindings
-    # if a binding for a specific class is not found, then the default
-    # serializer is used
+    # Entries for pluggable serializers and their bindings. If a binding for a specific class is not found,
+    # then the default serializer (Java serialization) is used.
     #
     # serializers {
     #   java = "akka.serialization.JavaSerializer"
@@ -150,9 +149,13 @@ akka {
     # }
 
     # serialization-bindings {
-    #   java = ["akka.serialization.SerializeSpec$Address", "akka.serialization.MyJavaSerializableActor", "akka.serialization.MyStatelessActorWithMessagesInMailbox", "akka.serialization.MyActorWithProtobufMessagesInMailbox"]
+    #   java = ["akka.serialization.SerializeSpec$Address",
+    #           "akka.serialization.MyJavaSerializableActor",
+    #           "akka.serialization.MyStatelessActorWithMessagesInMailbox",
+    #           "akka.serialization.MyActorWithProtobufMessagesInMailbox"]
     #   sjson = ["akka.serialization.SerializeSpec$Person"]
-    #   proto = ["com.google.protobuf.Message", "akka.actor.ProtobufProtocol$MyMessage"]
+    #   proto = ["com.google.protobuf.Message",
+    #            "akka.actor.ProtobufProtocol$MyMessage"]
     # }
   }