diff --git a/sources/pom.xml b/sources/pom.xml
index d7549c9..70049ec 100644
--- a/sources/pom.xml
+++ b/sources/pom.xml
@@ -92,7 +92,7 @@
             <dependency>
                 <groupId>org.apache.httpcomponents</groupId>
                 <artifactId>httpclient</artifactId>
-                <version>4.5.6</version>
+                <version>4.5.13</version>
             </dependency>
             <dependency>
                 <groupId>org.opentest4j</groupId>