diff --git a/labs/unicorn-stock-broker/pom.xml b/labs/unicorn-stock-broker/pom.xml
index d2377832..0cf06f6b 100644
--- a/labs/unicorn-stock-broker/pom.xml
+++ b/labs/unicorn-stock-broker/pom.xml
@@ -78,7 +78,7 @@
         <dependency>
             <groupId>com.amazonaws</groupId>
             <artifactId>aws-lambda-java-core</artifactId>
-            <version>1.2.3</version>
+            <version>1.4.0</version>
         </dependency>
         <dependency>
             <groupId>org.crac</groupId>