diff --git a/java-in-action/DN-session/pom.xml b/java-in-action/DN-session/pom.xml
index 595281d..7347a80 100644
--- a/java-in-action/DN-session/pom.xml
+++ b/java-in-action/DN-session/pom.xml
@@ -99,7 +99,7 @@
         <dependency>
             <groupId>org.springframework.data</groupId>
             <artifactId>spring-data-mongodb</artifactId>
-            <version>1.9.5.RELEASE</version>
+            <version>3.3.5</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.data</groupId>