diff --git a/01-HelloSpark-Maven/pom.xml b/01-HelloSpark-Maven/pom.xml
index 6c07a21..33c19bd 100644
--- a/01-HelloSpark-Maven/pom.xml
+++ b/01-HelloSpark-Maven/pom.xml
@@ -10,7 +10,7 @@
     <properties>
         <scala.version>2.12.10</scala.version>
         <scala.binary.version>2.12</scala.binary.version>
-        <spark.version>3.0.0</spark.version>
+        <spark.version>3.4.0</spark.version>
     </properties>
 
     <dependencies>