diff --git a/case 7.8 spark/pom.xml b/case 7.8 spark/pom.xml
index 780af1ca..91e821bc 100644
--- a/case 7.8 spark/pom.xml	
+++ b/case 7.8 spark/pom.xml	
@@ -17,7 +17,7 @@
     <properties>
         <java.version>1.8</java.version>
         <scala.version>2.11.7</scala.version>
-        <spark.version>3.0.1</spark.version>
+        <spark.version>3.4.0</spark.version>
     </properties>
 
     <dependencies>