diff --git a/pom.xml b/pom.xml
index 9216065e..074ab080 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,7 +59,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <vm.version>${project.version}</vm.version>
-        <vaadin.version>7.7.23</vaadin.version>
+        <vaadin.version>7.7.34</vaadin.version>
         <netbeans.version>RELEASE82</netbeans.version>
         <junit.version>4.12</junit.version>
         <mysql.version>8.0.16</mysql.version>