diff --git a/transformation/pom.xml b/transformation/pom.xml
index 570e2b6..c21ec8f 100644
--- a/transformation/pom.xml
+++ b/transformation/pom.xml
@@ -15,7 +15,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <spark.version>3.5.0</spark.version>
+        <spark.version>4.0.0-preview2</spark.version>
         <spark.excel.version>3.5.1_0.20.4</spark.excel.version>
     </properties>