diff --git a/DistributedVoteSample/pom.xml b/DistributedVoteSample/pom.xml
index c12e4a9..af9086c 100644
--- a/DistributedVoteSample/pom.xml
+++ b/DistributedVoteSample/pom.xml
@@ -18,7 +18,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>
 		<dependency>