diff --git a/modules/functional-test/pom.xml b/modules/functional-test/pom.xml
old mode 100755
new mode 100644
index 69c60f66d..110a03ba3
--- a/modules/functional-test/pom.xml
+++ b/modules/functional-test/pom.xml
@@ -252,7 +252,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.3.1</version>
+            <version>2.8.9</version>
         </dependency>
         <dependency>
             <groupId>com.squareup.retrofit</groupId>