diff --git a/README.adoc b/README.adoc
index 43afb7f..575608b 100644
--- a/README.adoc
+++ b/README.adoc
@@ -74,6 +74,7 @@ Brokers.just('localhost:6667')
 
 
 .LowLevelBeetle.java
+[source, java]
 ----
 /*
  * The following is a prototype of some ideas for how the above examples