diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index f45334f..494bd54
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.2</version>
+            <version>2.8.9</version>
         </dependency>
 
         <!-- Required for Java 9 as per https://stackoverflow.com/a/43574427/968244 !-->