diff --git a/Java/data_structure/Ordered_Tree/pom.xml b/Java/data_structure/Ordered_Tree/pom.xml
index 2d79fb9..51f797d 100644
--- a/Java/data_structure/Ordered_Tree/pom.xml
+++ b/Java/data_structure/Ordered_Tree/pom.xml
@@ -12,7 +12,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>