diff --git a/deepf/pom.xml b/deepf/pom.xml
index a41db85..f1d1668 100644
--- a/deepf/pom.xml
+++ b/deepf/pom.xml
@@ -82,7 +82,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.7</version>
+            <version>2.8.9</version>
         </dependency>
         <dependency>
             <groupId>com.google.http-client</groupId>