diff --git a/data-channel-service/pom.xml b/data-channel-service/pom.xml
old mode 100755
new mode 100644
index d29ad6a..9341fdb
--- a/data-channel-service/pom.xml
+++ b/data-channel-service/pom.xml
@@ -176,7 +176,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.3.6</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>