diff --git a/Chapter 6/TransactionProcessing/pom.xml b/Chapter 6/TransactionProcessing/pom.xml
index 2ab9fb0..671ba9a 100644
--- a/Chapter 6/TransactionProcessing/pom.xml
+++ b/Chapter 6/TransactionProcessing/pom.xml
@@ -15,7 +15,7 @@
true
2.5.6
- 2.1.5.RELEASE
+ 4.3.7
false