diff --git a/pom.xml b/pom.xml
index 019e0507..59719d06 100644
--- a/pom.xml
+++ b/pom.xml
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>3.8.1</version>
+            <version>3.9</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>