diff --git a/pom.jdk8.xml b/pom.jdk8.xml
index 5f01450..afaf6c6 100644
--- a/pom.jdk8.xml
+++ b/pom.jdk8.xml
@@ -57,7 +57,7 @@
     <jetty.contextpath>/${wtp.contextName}</jetty.contextpath>
 
     <!-- main versions -->
-    <plantuml.version>1.2023.7</plantuml.version>
+    <plantuml.version>1.2023.8</plantuml.version>
     <!-- Please keep the jetty version identical with the docker image -->
     <jetty.version>11.0.15</jetty.version>
     <monaco-editor.version>0.36.1</monaco-editor.version>
diff --git a/pom.xml b/pom.xml
index fd42d71..2144107 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,7 +59,7 @@
     <jetty.contextpath>/${wtp.contextName}</jetty.contextpath>
 
     <!-- main versions -->
-    <plantuml.version>1.2023.7</plantuml.version>
+    <plantuml.version>1.2023.8</plantuml.version>
     <!-- Please keep the jetty version identical with the docker image -->
     <jetty.version>11.0.15</jetty.version>
     <!--