diff --git a/wicket-user-guide/pom.xml b/wicket-user-guide/pom.xml
index 13e5e270c19..d04d21a3729 100644
--- a/wicket-user-guide/pom.xml
+++ b/wicket-user-guide/pom.xml
@@ -31,7 +31,7 @@
 	</description>
 
 	<properties>
-		<asciidoctor-maven-plugin.version>2.2.2</asciidoctor-maven-plugin.version>
+		<asciidoctor-maven-plugin.version>2.2.4</asciidoctor-maven-plugin.version>
 		<japicmp.skip>true</japicmp.skip>
 	</properties>