diff --git a/pom.xml b/pom.xml
index a32645c..1f00e6f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -8,7 +8,7 @@
     <packaging>pom</packaging>
     <version>1.0-SNAPSHOT</version>
     <properties>
-        <spark.version>3.1.1</spark.version>
+        <spark.version>3.4.0</spark.version>
         <scala.version>2.12.10</scala.version>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>