diff --git a/docs/src/docs/asciidoc/stubrunner_msg.adoc b/docs/src/docs/asciidoc/stubrunner_msg.adoc
index 788cba9990..2548584162 100644
--- a/docs/src/docs/asciidoc/stubrunner_msg.adoc
+++ b/docs/src/docs/asciidoc/stubrunner_msg.adoc
@@ -52,7 +52,7 @@ For convenience the `StubFinder` interface extends `StubTrigger` so it's enough
 
 `StubTrigger` gives you the following options to trigger a message:
 
-===== Trigger by label
+==== Trigger by label
 
 [source,groovy]
 ----