diff --git a/sparkdemo/pom.xml b/sparkdemo/pom.xml
index 38c6536..c531c2e 100644
--- a/sparkdemo/pom.xml
+++ b/sparkdemo/pom.xml
@@ -27,7 +27,7 @@
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.11</version>
+			<version>4.13.1</version>
 		</dependency>
 
 	</dependencies>