diff --git a/wicket-select2-examples/pom.xml b/wicket-select2-examples/pom.xml
old mode 100755
new mode 100644
index 474503c..0f68885
--- a/wicket-select2-examples/pom.xml
+++ b/wicket-select2-examples/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.1.11</version>
+            <version>1.2.0</version>
         </dependency>
         <dependency>
 			<groupId>org.eclipse.jetty.aggregate</groupId>