diff --git a/HttpClient/pom.xml b/HttpClient/pom.xml
index 45ea400..c1a4272 100644
--- a/HttpClient/pom.xml
+++ b/HttpClient/pom.xml
@@ -42,7 +42,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.3</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>org.dnsjava</groupId>