diff --git a/README.rst b/README.rst
index b011af8..5cae8aa 100644
--- a/README.rst
+++ b/README.rst
@@ -18,6 +18,8 @@
     rabbitmq:
       server:
         enabled: true
+        memory:
+          vm_high_watermark: 0.4
         bind:
           address: 0.0.0.0
           port: 5672