diff --git a/config/akka-reference.conf b/config/akka-reference.conf
index f46465b6ed..164fae1edc 100644
--- a/config/akka-reference.conf
+++ b/config/akka-reference.conf
@@ -146,7 +146,7 @@ akka {
     }
 
     client {
-      retry-message-send-on-failure = true
+      retry-message-send-on-failure = on
       reconnect-delay = 5
       read-timeout = 10
       message-frame-size = 1048576