diff --git a/webapp/pom.xml b/webapp/pom.xml
index 58b3bf5..96932b4 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.2.4</version>
+            <version>2.8.9</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>