diff --git a/2020-charlotte-fullstackjava/lecturedemos/java/2020Aug31/lecture1/pom.xml b/2020-charlotte-fullstackjava/lecturedemos/java/2020Aug31/lecture1/pom.xml
index 56d52e8..983f04b 100644
--- a/2020-charlotte-fullstackjava/lecturedemos/java/2020Aug31/lecture1/pom.xml
+++ b/2020-charlotte-fullstackjava/lecturedemos/java/2020Aug31/lecture1/pom.xml
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.10.5</version>
+            <version>2.12.6.1</version>
         </dependency>
         <dependency>
             <groupId>com.h2database</groupId>