diff --git a/typegen/pom.xml b/typegen/pom.xml
index cc77a8d..4fd3132 100644
--- a/typegen/pom.xml
+++ b/typegen/pom.xml
@@ -32,7 +32,7 @@
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-lang3</artifactId>
-      <version>3.14.0</version>
+      <version>3.18.0</version>
     </dependency>
     <dependency>
       <groupId>org.freemarker</groupId>