diff --git a/pom.xml b/pom.xml
index 864d283..278667c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.4</version>
+            <version>2.8.9</version>
         </dependency>
 
         <!-- test -->