diff --git a/butterfly/json-converter/pom.xml b/butterfly/json-converter/pom.xml
index fb5c9d1..4f3ca43 100644
--- a/butterfly/json-converter/pom.xml
+++ b/butterfly/json-converter/pom.xml
@@ -18,7 +18,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.5</version>
+            <version>2.8.9</version>
             <scope>compile</scope>
         </dependency>
     </dependencies>