diff --git a/DataEngineering/MapReduce/Books/ISBN978-7-5123-9594-7/data-algorithms-book-master/pom.xml b/DataEngineering/MapReduce/Books/ISBN978-7-5123-9594-7/data-algorithms-book-master/pom.xml
old mode 100755
new mode 100644
index 89167647..a125e3e8
--- a/DataEngineering/MapReduce/Books/ISBN978-7-5123-9594-7/data-algorithms-book-master/pom.xml
+++ b/DataEngineering/MapReduce/Books/ISBN978-7-5123-9594-7/data-algorithms-book-master/pom.xml
@@ -157,7 +157,7 @@
 <dependency>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-core_2.12</artifactId>
-    <version>3.1.2</version>
+    <version>3.3.3</version>
 </dependency>
 
 <!-- https://mvnrepository.com/artifact/org.apache.spark/spark-mllib -->