diff --git a/main.go b/main.go
index 16cf76f..f864985 100644
--- a/main.go
+++ b/main.go
@@ -25,7 +25,7 @@ var USER string
 var PASSWORD string
 
 func redicertShortLink(c *gin.Context) {
-	shortLinkCode := strings.ReplaceAll((c.Request.URL.Path), "/", "")
+	shortLinkCode := c.Param("ShortLinkCode")
 
 	db, err := sql.Open(
 		"postgres",
@@ -386,8 +386,7 @@ func main() {
 	route.LoadHTMLGlob("static/*")
 
 	route.GET("/", indexPage)
-	route.GET("/ShortLinkCode", redicertShortLink)
-	route.GET("/portal/*portal", portal)
+	route.GET("/:ShortLinkCode", redicertShortLink)
 
 	route.POST("/api/v1/create", shortLinkCreate)
 	route.POST("/api/v1/list", shortLinkList)
@@ -399,5 +398,5 @@ func main() {
 		AllowOrigins: []string{"*"},
 	}))
 
-	route.Run(":32156")
+	route.Run("127.0.0.1:32156")
 }
diff --git a/static/portal_index.tmpl b/static/portal_index.tmpl
index 627b97e..a7fd216 100644
--- a/static/portal_index.tmpl
+++ b/static/portal_index.tmpl
@@ -30,7 +30,7 @@
                         document.write("<p>系統會自動記錄您目前的 IP 位置 ", json.ip, "</p>");
                     }
                 </script>
-                <script type="application/javascript" src="https://api.ip.sb/jsonip?callback=getip"></script>
+                <script type="application/javascript" src="https://ip.steveyi.net/ip/"></script>
                 <button class="ts right floated button">登入</button>
             </form>
         </div>