diff --git a/lightning-core/pom.xml b/lightning-core/pom.xml
old mode 100755
new mode 100644
index 631aba5..2f76f47
--- a/lightning-core/pom.xml
+++ b/lightning-core/pom.xml
@@ -152,7 +152,7 @@
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>
-			<version>1.1.6</version>
+			<version>1.2.0</version>
 		</dependency>
 	</dependencies>
 	<distributionManagement>