diff --git a/java/SendMailExample/pom.xml b/java/SendMailExample/pom.xml
index 5639dc29..b1680032 100644
--- a/java/SendMailExample/pom.xml
+++ b/java/SendMailExample/pom.xml
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>3.8.1</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.apache.commons/commons-email -->