diff --git a/stellar/plugin/pom.xml b/stellar/plugin/pom.xml
index 4d5c6f1..0eb7919 100644
--- a/stellar/plugin/pom.xml
+++ b/stellar/plugin/pom.xml
@@ -86,7 +86,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.9</version>
+            <version>4.5.13</version>
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>