diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 163ebfa..8c7288f
--- a/pom.xml
+++ b/pom.xml
@@ -31,7 +31,7 @@
     <jena.version>2.10.0</jena.version>
     <junit.version>4.11</junit.version>
     <lang3.version>3.11</lang3.version>
-    <logback.version>1.0.13</logback.version>
+    <logback.version>1.2.0</logback.version>
     <mockito.version>1.8.5</mockito.version>
     <name-parser.version>2.17</name-parser.version>
     <poi.version>3.12</poi.version>