diff --git a/plugins/robo.settings/core/pom.xml b/plugins/robo.settings/core/pom.xml
old mode 100755
new mode 100644
index 018c9d93d..4753db17e
--- a/plugins/robo.settings/core/pom.xml
+++ b/plugins/robo.settings/core/pom.xml
@@ -26,7 +26,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.4</version>
+            <version>2.8.9</version>
         </dependency>
     </dependencies>