diff --git a/java/mybatis/pom.xml b/java/mybatis/pom.xml
old mode 100755
new mode 100644
index de53ecc..407f1ab
--- a/java/mybatis/pom.xml
+++ b/java/mybatis/pom.xml
@@ -11,7 +11,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.5</version>
+            <version>2.8.9</version>
         </dependency>
         
         <dependency>