NO-JIRA: Update qdr version number in doc.
diff --git a/docs/books/common/attributes.adoc b/docs/books/common/attributes.adoc
index b372d19..955fca5 100644
--- a/docs/books/common/attributes.adoc
+++ b/docs/books/common/attributes.adoc
@@ -44,7 +44,7 @@
 :RouterName: Dispatch Router
 :RouterSchemaDir: ../../build/doc/book
 :RouterConfigFile: /etc/qpid-dispatch/qdrouterd.conf
-:DispatchRouterVersion: 1.10.0-SNAPSHOT
+:DispatchRouterVersion: 1.12.0
 
 // Book names