diff --git a/xpay-code/pom.xml b/xpay-code/pom.xml
old mode 100755
new mode 100644
index b2c3688..85b3821
--- a/xpay-code/pom.xml
+++ b/xpay-code/pom.xml
@@ -90,7 +90,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.2</version>
+            <version>2.8.9</version>
         </dependency>
     </dependencies>