diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 87d02a1..2f02182
--- a/pom.xml
+++ b/pom.xml
@@ -88,7 +88,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.5</version>
+            <version>2.8.9</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/com.github.vincentrussell/json-data-generator -->
         <dependency>