diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index e803a1b..6d7ee61
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <vaadin.version>8.6.0</vaadin.version>
+        <vaadin.version>8.14.1</vaadin.version>
     </properties>
 
     <build>