diff --git a/src/main/java/com/glxp/api/dao/auth/UserCertDao.java b/src/main/java/com/glxp/api/dao/auth/UserCertDao.java
deleted file mode 100644
index 6b7a9aa..0000000
--- a/src/main/java/com/glxp/api/dao/auth/UserCertDao.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package com.glxp.api.dao.auth;
-
-import java.util.List;
-
-import org.apache.ibatis.annotations.Param;
-
-import com.glxp.api.dao.BaseMapperPlus;
-import com.glxp.api.req.auth.UserCertFilterRequest;
-
-public interface UserCertDao extends BaseMapperPlus<UserCertDao, UserCertEntity, UserCertEntity> {
-
-    List<UserCertEntity> filterUserCerts(UserCertFilterRequest userCertFilterRequest);
-    List<UserCertEntity> selectByRegisterId(@Param("registerId") String registerId);
-}