diff --git a/pom.xml b/pom.xml
index ea2019c2..cea1b35d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -187,7 +187,7 @@
       <dependency>
         <groupId>org.apache.httpcomponents</groupId>
         <artifactId>httpclient</artifactId>
-        <version>4.5</version>
+        <version>4.5.13</version>
       </dependency>
       <!-- curator -->
       <dependency>