diff --git a/core/pom.xml b/core/pom.xml
index cf7cb4e..9302b94 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -113,7 +113,7 @@
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>
       <artifactId>httpclient</artifactId>
-      <version>4.5.7</version>
+      <version>4.5.13</version>
     </dependency>
     <!-- https://mvnrepository.com/artifact/xerces/xercesImpl -->
     <dependency>