diff --git a/mailjimp-core/pom.xml b/mailjimp-core/pom.xml
index 9fd0b9b..d39fcc0 100644
--- a/mailjimp-core/pom.xml
+++ b/mailjimp-core/pom.xml
@@ -52,7 +52,7 @@
     <dependency>
       <groupId>org.apache.commons</groupId>
       <artifactId>commons-lang3</artifactId>
-      <version>3.0.1</version>
+      <version>3.18.0</version>
     </dependency>
     <dependency>
       <groupId>commons-io</groupId>