diff --git a/richedit/pom.xml b/richedit/pom.xml
old mode 100755
new mode 100644
index 002dafd..1a3c37a
--- a/richedit/pom.xml
+++ b/richedit/pom.xml
@@ -19,7 +19,7 @@
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<akka.version>2.4.17</akka.version>
-		<logback.version>1.1.2</logback.version>
+		<logback.version>1.2.0</logback.version>
 		<slf4j-api.version>1.7.7</slf4j-api.version>
 		<gumtree.version>2.0.0-SNAPSHOT</gumtree.version>
 		<junit.version>4.12</junit.version>