diff --git a/mimir-connector/pom.xml b/mimir-connector/pom.xml
index 295e054..1fe5f59 100644
--- a/mimir-connector/pom.xml
+++ b/mimir-connector/pom.xml
@@ -30,7 +30,7 @@
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>
       <artifactId>httpclient</artifactId>
-      <version>4.5.3</version>
+      <version>4.5.13</version>
     </dependency>
     <dependency>
       <groupId>uk.ac.gate</groupId>