diff --git a/pom.xml b/pom.xml
index fcdb787..ba5c373 100644
--- a/pom.xml
+++ b/pom.xml
@@ -91,7 +91,7 @@
         <license-maven-plugin.version>4.3</license-maven-plugin.version>
         <jacoco-maven-plugin.version>0.8.11</jacoco-maven-plugin.version>
         <coveralls-maven-plugin.version>4.3.0</coveralls-maven-plugin.version>
-        <umldoclet.version>2.1.0</umldoclet.version>
+        <umldoclet.version>2.1.1</umldoclet.version>
     </properties>
 
     <build>