diff --git a/pom.xml b/pom.xml
index bb1e4fe..7e243f1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -38,7 +38,7 @@
         <stacksdk.version>2.2.0</stacksdk.version>
         <twitter4j.version>4.0.6</twitter4j.version>
         <hbc.core>2.2.0</hbc.core>
-        <apache-http-client.version>4.5.1</apache-http-client.version>
+        <apache-http-client.version>4.5.13</apache-http-client.version>
         <selenium.version>3.12.0</selenium.version>
         <glassfish.version>1.0</glassfish.version>
         <jackson.version>2.10.3</jackson.version>