diff --git a/gatling-client/pom.xml b/gatling-client/pom.xml
index 888f45b..a719d16 100644
--- a/gatling-client/pom.xml
+++ b/gatling-client/pom.xml
@@ -35,7 +35,7 @@
     <properties>
         <java.version>1.8</java.version>
         <akka.version>2.5.16</akka.version>
-        <http.client.version>4.5.3</http.client.version>
+        <http.client.version>4.5.13</http.client.version>
         <commons-lang3.version>3.5</commons-lang3.version>
         <commons-codec.version>1.10</commons-codec.version>
         <httpasyncclient.version>4.1.2</httpasyncclient.version>