diff --git a/system/generic/README.md b/system/generic/README.md
index 8ce3010..a0234cf 100644
--- a/system/generic/README.md
+++ b/system/generic/README.md
@@ -9,7 +9,7 @@ module "datadog-monitors-system-generic" {
   environment = "${var.environment}"
   message     = "${module.datadog-message-alerting.alerting-message}"
 
-  memory_message = "${module.datadog-message-alerting.alerting-message-bh-only}"
+  memory_message = "${module.datadog-message-alerting-bh-only.alerting-message}"
 }
 
 ```