diff --git a/api/service/UserCaCert.go b/api/service/UserCaCert.go
index f988a00..d9f02fa 100644
--- a/api/service/UserCaCert.go
+++ b/api/service/UserCaCert.go
@@ -500,6 +500,26 @@ func (r *UserCaCertService) RemoveUserCloudCert(tx *gorm.DB, userId int64) (bool
 		}
 	}
 
+	// 删除签章配置
+	deleteUserSignConfigRequestData := &ca.DeleteUserSignConfigRequestData{
+		UserId:    fmt.Sprintf("%d", userCaCert.UserId),
+		ConfigKey: fmt.Sprintf("%d", userCaCert.UserId),
+	}
+
+	_, err = ca.DeleteUserSignConfig(deleteUserSignConfigRequestData)
+	if err != nil {
+		return false, errors.New("删除用户签章配置失败")
+	}
+
+	// 修改签章配置为未添加
+	data := make(map[string]interface{})
+	data["is_sign_config"] = 0
+	data["sign_config"] = ""
+	err = userCaCertDao.EditUserCaCertById(tx, userCaCert.CertId, data)
+	if err != nil {
+		return false, errors.New(err.Error())
+	}
+
 	// 注销云证书
 	cloudCertRequestData := &ca.RemoveCloudCertRequest{
 		EntityId:       fmt.Sprintf("%d", userId),