diff --git a/sparkdemo/pom.xml b/sparkdemo/pom.xml
index 38c6536..f50e338 100644
--- a/sparkdemo/pom.xml
+++ b/sparkdemo/pom.xml
@@ -22,7 +22,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.2.4</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>junit</groupId>