diff --git a/pom.xml b/pom.xml
index 4c5cc47..ddb8ab7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <jackson_version>2.9.9</jackson_version>
-    <hapi_version>3.7.0</hapi_version>
+    <hapi_version>4.1.0</hapi_version>
     <apache_http_version>4.5.8</apache_http_version>
   </properties>