diff --git a/webmetrics-master/pom.xml b/webmetrics-master/pom.xml
old mode 100755
new mode 100644
index fdfe55c..1dccb71
--- a/webmetrics-master/pom.xml
+++ b/webmetrics-master/pom.xml
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.0</version>
+            <version>2.8.9</version>
             <exclusions>
                 <exclusion>
                     <groupId>org.slf4j</groupId>