diff --git a/src/plain-lambda/pom.xml b/src/plain-lambda/pom.xml
index cd984d1..7d626c9 100644
--- a/src/plain-lambda/pom.xml
+++ b/src/plain-lambda/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.18.2</version>
+            <version>2.18.9</version>
         </dependency>
         <!-- tag::dynamodb_enhanced[] -->
         <dependency>