diff --git a/java/spring-mvc-async-example/pom.xml b/java/spring-mvc-async-example/pom.xml
index c79c820..b558953 100644
--- a/java/spring-mvc-async-example/pom.xml
+++ b/java/spring-mvc-async-example/pom.xml
@@ -23,7 +23,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.2.1</version>
+            <version>4.5.13</version>
             <scope>test</scope>
         </dependency>
         <dependency>