diff --git a/105-Singleton/pom.xml b/105-Singleton/pom.xml
index a009465..fd9d3d3 100644
--- a/105-Singleton/pom.xml
+++ b/105-Singleton/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>3.8.1</version>
+            <version>3.18.0</version>
         </dependency>
     </dependencies>
 </project>