diff --git a/OWL2HTML/pom.xml b/OWL2HTML/pom.xml
old mode 100755
new mode 100644
index 1f98e59..08f6348
--- a/OWL2HTML/pom.xml
+++ b/OWL2HTML/pom.xml
@@ -22,7 +22,7 @@
    		 <junit.version>4.8.2</junit.version>
    		 <suntools.version>1.5.0</suntools.version>
    		 <graphstream.version>1.2</graphstream.version>
-		 <logback.version>1.0.13</logback.version>
+		 <logback.version>1.2.0</logback.version>
    		 <groovy.version>2.4.3</groovy.version>
 	</properties>