diff --git a/pom.xml b/pom.xml
index da0cb94..b97b83f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -603,7 +603,7 @@
                             <dependency>
                                 <groupId>org.asciidoctor</groupId>
                                 <artifactId>asciidoctorj-diagram-plantuml</artifactId>
-                                <version>1.2022.5</version>
+                                <version>1.2023.5</version>
                             </dependency>
                             <dependency>
                                 <groupId>org.asciidoctor</groupId>