diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 326d32d..accbafa
--- a/pom.xml
+++ b/pom.xml
@@ -122,7 +122,7 @@
         <maven-plugin-version>1.0.0</maven-plugin-version>
         <junit-version>4.13.1</junit-version>
         <commons-codec-version>1.11</commons-codec-version>
-        <logback-version>1.1.7</logback-version>
+        <logback-version>1.2.0</logback-version>
         <jersey-version>1.19</jersey-version>
         <commons-httpclient-version>3.1</commons-httpclient-version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>