diff --git a/build/windows/installer/wails_tools.nsh b/build/windows/installer/wails_tools.nsh
index 5956ca6..94d403d 100644
--- a/build/windows/installer/wails_tools.nsh
+++ b/build/windows/installer/wails_tools.nsh
@@ -14,7 +14,7 @@
     !define INFO_PRODUCTNAME "res-downloader"
 !endif
 !ifndef INFO_PRODUCTVERSION
-    !define INFO_PRODUCTVERSION "3.1.1"
+    !define INFO_PRODUCTVERSION "3.1.3"
 !endif
 !ifndef INFO_COPYRIGHT
     !define INFO_COPYRIGHT "Copyright © 2023"
diff --git a/core/proxy.go b/core/proxy.go
index 6fe953a..32fd809 100644
--- a/core/proxy.go
+++ b/core/proxy.go
@@ -120,10 +120,14 @@ func (p *Proxy) setTransport() {
 		IdleConnTimeout:       30 * time.Second,
 	}
 
+	p.Proxy.ConnectDial = nil
+	p.Proxy.ConnectDialWithReq = nil
+
 	if globalConfig.UpstreamProxy != "" && globalConfig.OpenProxy && !strings.Contains(globalConfig.UpstreamProxy, globalConfig.Port) {
 		proxyURL, err := url.Parse(globalConfig.UpstreamProxy)
 		if err == nil {
 			transport.Proxy = http.ProxyURL(proxyURL)
+			p.Proxy.ConnectDial = p.Proxy.NewConnectDialToProxy(globalConfig.UpstreamProxy)
 		}
 	}
 	p.Proxy.Tr = transport