diff --git a/pom.xml b/pom.xml
index 9dfcf7a..a7a67e2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <jetty.version>9.0.0.M0</jetty.version>
-        <spark.version>2.2.0</spark.version>
+        <spark.version>2.4.4</spark.version>
         <scala.version>2.11.8</scala.version>
         <java.version>1.8</java.version>
     </properties>