diff --git a/src/manual/overview.adoc b/src/manual/overview.adoc
index 3c391f81fb..074db1d542 100644
--- a/src/manual/overview.adoc
+++ b/src/manual/overview.adoc
@@ -15,6 +15,7 @@ hesitate to contact us. Find below the reference documentation for the latest Ci
 
 |Latest	|link:/citrus/reference/html/index.html[HTML] |link:/citrus/reference/pdf/citrus-reference.pdf[PDF]
 |4.1.0-SNAPSHOT	|link:/citrus/reference/4.1.0-SNAPSHOT/html/index.html[HTML] |link:/citrus/reference/4.1.0-SNAPSHOT/pdf/citrus-reference-4.1.0-SNAPSHOT.pdf[PDF]
+|4.0.0	|link:/citrus/reference/4.0.0/html/index.html[HTML] |link:/citrus/reference/4.0.0/pdf/citrus-reference-4.0.0.pdf[PDF]
 |3.4.0	|link:/citrus/reference/3.4.0/html/index.html[HTML] |link:/citrus/reference/3.4.0/pdf/citrus-reference-3.4.0.pdf[PDF]
 |3.3.1	|link:/citrus/reference/3.3.1/html/index.html[HTML] |link:/citrus/reference/3.3.1/pdf/citrus-reference-3.3.1.pdf[PDF]
 |3.3.0	|link:/citrus/reference/3.3.0/html/index.html[HTML] |link:/citrus/reference/3.3.0/pdf/citrus-reference-3.3.0.pdf[PDF]