diff --git a/pom.xml b/pom.xml
index a6605419..05d23165 100644
--- a/pom.xml
+++ b/pom.xml
@@ -74,7 +74,7 @@
     <version.com.fasterxml.jackson>2.19.0</version.com.fasterxml.jackson>
     <version.com.networknt>1.5.6</version.com.networknt>
     <version.commons.lang>3.17.0</version.commons.lang>
-    <version.graphviz>0.17.0</version.graphviz>
+    <version.graphviz>0.18.1</version.graphviz>
     <version.hamcrest>1.3</version.hamcrest>
     <version.jakarta.validation>3.1.1</version.jakarta.validation>
     <version.jsonassert>1.5.0</version.jsonassert>