diff --git a/quartz-demo/pom.xml b/quartz-demo/pom.xml
index 5af83cb..25e0730 100644
--- a/quartz-demo/pom.xml
+++ b/quartz-demo/pom.xml
@@ -51,7 +51,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.6.2</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>org.quartz-scheduler</groupId>