diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 0e7fcd5..902b536
--- a/pom.xml
+++ b/pom.xml
@@ -167,7 +167,7 @@
 <dependency>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-core_2.12</artifactId>
-    <version>3.2.0</version>
+    <version>3.4.0</version>
 </dependency>
 
 <!-- https://mvnrepository.com/artifact/org.apache.spark/spark-mllib -->