diff --git a/pom.xml b/pom.xml
index bb0844d..91cc006 100644
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <org.jsoup.version>1.10.2</org.jsoup.version>
-        <org.asciidoctor.version>2.5.7</org.asciidoctor.version>
+        <org.asciidoctor.version>3.0.0</org.asciidoctor.version>
         <org.asciidoctorj-diagram.version>2.2.3</org.asciidoctorj-diagram.version>
         <org.jruby.version>9.3.8.0</org.jruby.version>
     </properties>