diff --git a/pom.xml b/pom.xml
index bec44c9..d4d3faf 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
 
   <properties>
     <kotlin.version>1.4.10</kotlin.version>
-    <spark.version>3.0.1</spark.version>
+    <spark.version>3.4.0</spark.version>
     <scala.version>2.12</scala.version>
     <jvm.version>1.8</jvm.version>
   </properties>