diff --git a/README.md b/README.md
index 7f91861..db3dca3 100644
--- a/README.md
+++ b/README.md
@@ -73,7 +73,7 @@ User can use `-version` to print the version.
 
 # Usage
 ---
-You can directly download the binary in the [release package](https://github.com/alibaba/RedisShake/releases), and use `start.sh` script to start it directly: `./start.sh redis-shake.conf sync`.<br>
+You can **directly download** the binary in the [release package](https://github.com/alibaba/RedisShake/releases), and use `start.sh` script to start it directly: `./start.sh redis-shake.conf sync`.<br>
 You can also build redis-shake yourself according to the following steps, the `go` and `govendor` must be installed before compile:
 *  git clone https://github.com/alibaba/RedisShake.git
 *  cd RedisShake
diff --git a/src/redis-shake/main/main.go b/src/redis-shake/main/main.go
index 115605a..cd5f6c6 100644
--- a/src/redis-shake/main/main.go
+++ b/src/redis-shake/main/main.go
@@ -512,6 +512,10 @@ func sanitizeOptions(tp string) error {
 				return fmt.Errorf("source rdb[%v] checksum should be open[config set rdbchecksum yes]", address)
 			}
 		}
+
+		//if len(conf.Options.SourceAddressList) == 1 {
+		//	return fmt.Errorf("source address length should == 1 when type is 'rump'")
+		//}
 	}
 
 	return nil