diff --git a/README.md b/README.md
index dda8af5..fdfe3a5 100644
--- a/README.md
+++ b/README.md
@@ -191,5 +191,7 @@ Config.UseConfig("org.fortest", (cnf)->{
 http://mvn.yuandian.com/repository/maven-releases
 http://mvn.yuandian.com/repository/maven-snapshots
 
-如: 192.168.1.113 mvn.yuandian.com
+
+如: host上修改 192.168.1.113 mvn.yuandian.com
+如: dns服务器指向 192.168.1.113
 ```
diff --git a/src/main/java/com/yuandian/common/Config.java b/src/main/java/com/yuandian/common/Config.java
index 63bfacb..4b796b7 100644
--- a/src/main/java/com/yuandian/common/Config.java
+++ b/src/main/java/com/yuandian/common/Config.java
@@ -358,7 +358,6 @@ public class Config {
 				return null;
 			});
 		} catch (Exception e) {
-			//TODO: handle exception
 			e.printStackTrace();
 		}
 
diff --git a/src/main/resources/logback.xml b/src/main/resources/logback.xml
index 77f76b8..1a5cfba 100644
--- a/src/main/resources/logback.xml
+++ b/src/main/resources/logback.xml
@@ -3,7 +3,7 @@
              class="ch.qos.logback.core.ConsoleAppender">
       <encoder>
          <pattern>
-            %d{yyyyMMdd HH:mm:ss.SSS} %-5level%thread(%file:%line): %msg%n
+            %d{yyyyMMdd HH:mm:ss.SSS} %-5level%thread\(%file:%line\): %msg%n
          </pattern>
       </encoder>
    </appender>