diff --git a/mr/pom.xml b/mr/pom.xml
index 4a7bc0b..fc9f813 100644
--- a/mr/pom.xml
+++ b/mr/pom.xml
@@ -140,7 +140,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.2.5</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>