diff --git a/java-se/ocp/_07_AdvancedClassDesign/pom.xml b/java-se/ocp/_07_AdvancedClassDesign/pom.xml
index 3941c6a..44d84e5 100644
--- a/java-se/ocp/_07_AdvancedClassDesign/pom.xml
+++ b/java-se/ocp/_07_AdvancedClassDesign/pom.xml
@@ -23,7 +23,7 @@
 		<dependency>
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-lang3</artifactId>
-			<version>3.9</version>
+			<version>3.18.0</version>
 		</dependency>
 	</dependencies>
 </project>
\ No newline at end of file