diff --git a/RocketMQ/code/rocketmq/pom.xml b/RocketMQ/code/rocketmq/pom.xml
old mode 100755
new mode 100644
index 6e5f9ef..6d87028
--- a/RocketMQ/code/rocketmq/pom.xml
+++ b/RocketMQ/code/rocketmq/pom.xml
@@ -540,7 +540,7 @@
             <dependency>
                 <groupId>ch.qos.logback</groupId>
                 <artifactId>logback-core</artifactId>
-                <version>1.0.13</version>
+                <version>1.2.0</version>
             </dependency>
             <dependency>
                 <groupId>commons-cli</groupId>