diff --git a/docs/manual/src/docs/asciidoc/_includes/servlet/appendix/index.adoc b/docs/manual/src/docs/asciidoc/_includes/servlet/appendix/index.adoc
index 7ab1808a9ca..5f01cc38d06 100644
--- a/docs/manual/src/docs/asciidoc/_includes/servlet/appendix/index.adoc
+++ b/docs/manual/src/docs/asciidoc/_includes/servlet/appendix/index.adoc
@@ -1,7 +1,7 @@
 
 = Appendix
 
-include::database-schema.adoc[]
+include::database-schema.adoc[leveloffset=+1]
 
 include::namespace.adoc[]