diff --git a/spring-cloud-stream-docs/src/main/asciidoc/spring-cloud-stream-aggregate.adoc b/spring-cloud-stream-docs/src/main/asciidoc/spring-cloud-stream-aggregate.adoc
index fcf258c..07f734d 100644
--- a/spring-cloud-stream-docs/src/main/asciidoc/spring-cloud-stream-aggregate.adoc
+++ b/spring-cloud-stream-docs/src/main/asciidoc/spring-cloud-stream-aggregate.adoc
@@ -1,3 +1,4 @@
+include::{stream-docs-basedir}/core/spring-cloud-stream-core-docs/src/main/asciidoc/preface.adoc[]
 include::{stream-docs-basedir}/core/spring-cloud-stream-core-docs/src/main/asciidoc/spring-cloud-stream-overview.adoc[]
 
 = Binder Implementations