diff --git a/moss-service/pom.xml b/moss-service/pom.xml
index 0c1200d..b714a0f 100644
--- a/moss-service/pom.xml
+++ b/moss-service/pom.xml
@@ -110,7 +110,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.6</version>
+            <version>4.5.13</version>
         </dependency>
 
         <dependency>