diff --git a/java-component/chapter4_4_mongodb_aggregation/pom.xml b/java-component/chapter4_4_mongodb_aggregation/pom.xml
old mode 100755
new mode 100644
index 285fb33..81a09d7
--- a/java-component/chapter4_4_mongodb_aggregation/pom.xml
+++ b/java-component/chapter4_4_mongodb_aggregation/pom.xml
@@ -48,7 +48,7 @@
         <dependency>
             <groupId>org.springframework.data</groupId>
             <artifactId>spring-data-mongodb</artifactId>
-            <version>1.10.3.RELEASE</version>
+            <version>3.3.5</version>
         </dependency>
         <dependency>
             <groupId>junit</groupId>