diff --git a/pkg/appsrv/appsrv.go b/pkg/appsrv/appsrv.go
index 78fa92263a..5848cd9d6f 100644
--- a/pkg/appsrv/appsrv.go
+++ b/pkg/appsrv/appsrv.go
@@ -21,6 +21,7 @@ import (
 	"math/rand"
 	"net"
 	"net/http"
+	"net/url"
 	"os"
 	"strings"
 	"sync"
@@ -234,6 +235,11 @@ func (app *Application) handleCORS(w http.ResponseWriter, r *http.Request) bool
 
 func (app *Application) defaultHandle(w http.ResponseWriter, r *http.Request, rid string) (*SHandlerInfo, *SAppParams) {
 	segs := SplitPath(r.URL.EscapedPath())
+	for i := range segs {
+		if p, err := url.PathUnescape(segs[i]); err == nil {
+			segs[i] = p
+		}
+	}
 	params := make(map[string]string)
 	w.Header().Set("Server", "Yunion AppServer/Go/2018.4")
 	w.Header().Set("X-Frame-Options", "SAMEORIGIN")