diff --git a/doc/mp11.adoc b/doc/mp11.adoc
index c0d86f5..9d2a5fa 100644
--- a/doc/mp11.adoc
+++ b/doc/mp11.adoc
@@ -16,8 +16,11 @@ Peter Dimov
 :leveloffset: +1
 
 include::mp11/overview.adoc[]
+
 include::mp11/definitions.adoc[]
+
 include::mp11/examples.adoc[]
+
 include::mp11/reference.adoc[]
 
 :leveloffset: -1