diff --git a/sparkjava-mysql/backend/pom.xml b/sparkjava-mysql/backend/pom.xml
index ad429e0..cd79cb4 100644
--- a/sparkjava-mysql/backend/pom.xml
+++ b/sparkjava-mysql/backend/pom.xml
@@ -51,7 +51,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.4</version>
+            <version>2.8.9</version>
         </dependency>
 
     </dependencies>