diff --git a/pom.xml b/pom.xml
index af65147970..2898a4db2a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -285,7 +285,7 @@
             <dependency>
                 <groupId>org.apache.httpcomponents</groupId>
                 <artifactId>httpclient-cache</artifactId>
-                <version>4.5.2</version>
+                <version>4.5.6</version>
             </dependency>
             <dependency>
                 <groupId>org.apache.xmlbeans</groupId>