diff --git a/pom.xml b/pom.xml
index 6697c463..19d9b665 100644
--- a/pom.xml
+++ b/pom.xml
@@ -103,7 +103,7 @@
             <plugin>
                 <groupId>org.asciidoctor</groupId>
                 <artifactId>asciidoctor-maven-plugin</artifactId>
-                <version>2.1.0</version>
+                <version>2.2.1</version>
                 <dependencies>
                     <dependency>
                         <groupId>org.asciidoctor</groupId>