diff --git a/api.go b/api.go
index 58bedac..b1ff9dd 100644
--- a/api.go
+++ b/api.go
@@ -357,7 +357,6 @@ func apiTrashDelete(c *gin.Context) {
 			return
 		}
 	}
-	c.JSON(http.StatusOK, nil)
 	responseNotice(c, NOTICE_SUCCESS, "删除成功", "")
 }
 
@@ -386,14 +385,10 @@ func apiTrashRecover(c *gin.Context) {
 }
 
 func responseNotice(c *gin.Context, typ, content, hl string) {
-	domain := setting.Conf.Mode.Domain
-	if i := strings.Index(domain, ":"); i > -1 {
-		domain = domain[0:i]
-	}
 	if hl != "" {
-		c.SetCookie("notice_highlight", hl, 86400, "/", domain, true, false)
+		c.SetCookie("notice_highlight", hl, 86400, "/", "", true, false)
 	}
-	c.SetCookie("notice_type", typ, 86400, "/", domain, true, false)
-	c.SetCookie("notice", fmt.Sprintf("[\"%s\"]", content), 86400, "/", domain, true, false)
+	c.SetCookie("notice_type", typ, 86400, "/", "", true, false)
+	c.SetCookie("notice", fmt.Sprintf("[\"%s\"]", content), 86400, "/", "", true, false)
 	c.Redirect(http.StatusFound, c.Request.Referer())
 }
diff --git a/conf/app.yml b/conf/app.yml
index 15e164f..cf0b79f 100644
--- a/conf/app.yml
+++ b/conf/app.yml
@@ -22,6 +22,8 @@ startid: 11
 static: //st.deepzz.com
 # elasticsearch url
 searchurl: http://elasticsearch:9200
+# superfeedr shortname
+superfeedr: deepzz
 # 评论相关
 disqus:
   shortname: deepzz
diff --git a/conf/tpl/feedTpl.xml b/conf/tpl/feedTpl.xml
index 0d81fd0..edd0086 100644
--- a/conf/tpl/feedTpl.xml
+++ b/conf/tpl/feedTpl.xml
@@ -4,6 +4,7 @@
     <title>{{.Title}}</title>
     <link>https://{{.Domain}}</link>
     <atom:link href="https://{{.Domain}}/rss.html" rel="self"/>
+    <atom:link href="https://{{.Superfeedr}}.superfeedr.com/" rel="hub"/>
     <description>{{.SubTitle}}</description>
     <language>zh-CN</language>
     <lastBuildDate>{{.BuildDate}}</lastBuildDate>  
diff --git a/db.go b/db.go
index 340d4be..3d5d571 100644
--- a/db.go
+++ b/db.go
@@ -21,7 +21,6 @@ const (
 	DB                 = "eiblog"
 	COLLECTION_ACCOUNT = "account"
 	COLLECTION_ARTICLE = "article"
-	COUNTER_TAG        = "tag"
 	COUNTER_SERIE      = "serie"
 	COUNTER_ARTICLE    = "article"
 	SERIES_MD          = "series_md"
diff --git a/pingrpc.go b/pingrpc.go
deleted file mode 100644
index 85f0393..0000000
--- a/pingrpc.go
+++ /dev/null
@@ -1 +0,0 @@
-package main
\ No newline at end of file
diff --git a/pingrpc2.go b/pingrpc2.go
new file mode 100644
index 0000000..23c7da7
--- /dev/null
+++ b/pingrpc2.go
@@ -0,0 +1,4 @@
+package main
+
+// baidu==>http://zhanzhang.baidu.com/tools/ping
+// http://ping.baidu.com/ping/RPC2
diff --git a/setting/setting.go b/setting/setting.go
index 2ef6e84..d17ac5b 100644
--- a/setting/setting.go
+++ b/setting/setting.go
@@ -34,6 +34,7 @@ type Config struct {
 	StartID       int32    // 文章起始id
 	Static        string   // cdn地址
 	SearchURL     string   // elasticsearch 地址
+	Superfeedr    string   // superfeedr
 	Disqus        struct { // 获取文章数量相关
 		ShortName string
 		PublicKey string