diff --git a/messaging-labs/4_Persistence_Reliable_Messaging/network-of-brokers/pom.xml b/messaging-labs/4_Persistence_Reliable_Messaging/network-of-brokers/pom.xml
index 1bcbe4e6..d14cfaf2 100644
--- a/messaging-labs/4_Persistence_Reliable_Messaging/network-of-brokers/pom.xml
+++ b/messaging-labs/4_Persistence_Reliable_Messaging/network-of-brokers/pom.xml
@@ -100,7 +100,7 @@
                             <dependency>
                                 <groupId>org.springframework</groupId>
                                 <artifactId>spring-beans</artifactId>
-                                <version>3.2.8.RELEASE</version>
+                                <version>5.3.18</version>
                             </dependency>
                             <dependency>
                                 <groupId>org.springframework</groupId>
@@ -143,7 +143,7 @@
                             <dependency>
                                 <groupId>org.springframework</groupId>
                                 <artifactId>spring-beans</artifactId>
-                                <version>3.2.8.RELEASE</version>
+                                <version>5.3.18</version>
                             </dependency>
                             <dependency>
                                 <groupId>org.springframework</groupId>
@@ -186,7 +186,7 @@
                             <dependency>
                                 <groupId>org.springframework</groupId>
                                 <artifactId>spring-beans</artifactId>
-                                <version>3.2.8.RELEASE</version>
+                                <version>5.3.18</version>
                             </dependency>
                             <dependency>
                                 <groupId>org.springframework</groupId>