diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index cbf4dd7..cbd8d16
--- a/pom.xml
+++ b/pom.xml
@@ -228,7 +228,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.1.1</version>
+            <version>1.2.0</version>
         </dependency>
     </dependencies>