diff --git a/deployer/src/main/resources/spring/tsdb/h2-tsdb.xml b/deployer/src/main/resources/spring/tsdb/h2-tsdb.xml
index 6f8ba05d..beb61236 100644
--- a/deployer/src/main/resources/spring/tsdb/h2-tsdb.xml
+++ b/deployer/src/main/resources/spring/tsdb/h2-tsdb.xml
@@ -31,8 +31,8 @@
     <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
         <property name="driverClassName" value="org.h2.Driver" />
 		<property name="url" value="${canal.instance.tsdb.url:}" />
-		<property name="username" value="${canal.instance.tsdb.dbUsername:canal}" />
-		<property name="password" value="${canal.instance.tsdb.dbPassword:canal}" />
+		<property name="username" value="${canal.instance.tsdb.dbUsername:}" />
+		<property name="password" value="${canal.instance.tsdb.dbPassword:}" />
       	<property name="maxActive" value="30" />
         <property name="initialSize" value="0" />
         <property name="minIdle" value="1" />
diff --git a/deployer/src/main/resources/spring/tsdb/mysql-tsdb.xml b/deployer/src/main/resources/spring/tsdb/mysql-tsdb.xml
index 555eec44..58cab638 100644
--- a/deployer/src/main/resources/spring/tsdb/mysql-tsdb.xml
+++ b/deployer/src/main/resources/spring/tsdb/mysql-tsdb.xml
@@ -31,8 +31,8 @@
     <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" destroy-method="close">
         <property name="driverClassName" value="com.mysql.jdbc.Driver" />
 		<property name="url" value="${canal.instance.tsdb.url:}" />
-		<property name="username" value="${canal.instance.tsdb.dbUsername:canal}" />
-		<property name="password" value="${canal.instance.tsdb.dbPassword:canal}" />
+		<property name="username" value="${canal.instance.tsdb.dbUsername:}" />
+		<property name="password" value="${canal.instance.tsdb.dbPassword:}" />
         <property name="maxActive" value="30" />
         <property name="initialSize" value="0" />
         <property name="minIdle" value="1" />