diff --git a/device/pom.xml b/device/pom.xml
index 853636c7..1d045f75 100644
--- a/device/pom.xml
+++ b/device/pom.xml
@@ -34,11 +34,6 @@
             <version>1.0.0</version>
             <scope>compile</scope>
         </dependency>
-        <dependency>
-            <groupId>com.njcn.gather</groupId>
-            <artifactId>user</artifactId>
-            <version>1.0.0</version>
-        </dependency>
     </dependencies>
 
 
diff --git a/device/src/main/java/com/njcn/gather/device/device/pojo/param/PqDevParam.java b/device/src/main/java/com/njcn/gather/device/device/pojo/param/PqDevParam.java
index 266945c1..b9c49071 100644
--- a/device/src/main/java/com/njcn/gather/device/device/pojo/param/PqDevParam.java
+++ b/device/src/main/java/com/njcn/gather/device/device/pojo/param/PqDevParam.java
@@ -2,7 +2,6 @@ package com.njcn.gather.device.device.pojo.param;
 
 import com.njcn.common.pojo.constant.PatternRegex;
 import com.njcn.gather.device.pojo.constant.DeviceValidMessage;
-import com.njcn.gather.system.pojo.constant.SystemValidMessage;
 import com.njcn.web.pojo.annotation.DateTimeStrValid;
 import com.njcn.web.pojo.param.BaseParam;
 import io.swagger.annotations.ApiModelProperty;