diff --git a/vertx/vertx-microtrader/pom.xml b/vertx/vertx-microtrader/pom.xml
index ddd0326..0a34c62 100644
--- a/vertx/vertx-microtrader/pom.xml
+++ b/vertx/vertx-microtrader/pom.xml
@@ -107,7 +107,7 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.12</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>