diff --git a/internal/http/upgrade/response/public.go b/internal/http/upgrade/response/public.go
index e644abb..462a17f 100644
--- a/internal/http/upgrade/response/public.go
+++ b/internal/http/upgrade/response/public.go
@@ -54,14 +54,14 @@ func (r T) Send(w io.Writer) (int, error) {
 		optionalProtocol = fmt.Sprintf("Sec-WebSocket-Protocol: %s\r\n", r.protocol)
 	}
 
-	headers := fmt.Sprintf("Upgrade: websocket\t\nConnection: Upgrade\r\nSec-WebSocket-Version: %d\r\n%s", WSVersion, optionalProtocol)
+	headers := fmt.Sprintf("Upgrade: websocket\r\nConnection: Upgrade\r\nSec-WebSocket-Version: %d\r\n%s", WSVersion, optionalProtocol)
 	if r.accept != nil {
 		headers = fmt.Sprintf("%sSec-WebSocket-Accept: %s\r\n", headers, r.accept)
 	}
 	headers = fmt.Sprintf("%s\r\n", headers)
 
 	/* (3) Build all */
-	raw := []byte(fmt.Sprintf("%s%s\r\n", responseLine, headers))
+	raw := []byte(fmt.Sprintf("%s%s", responseLine, headers))
 
 	/* (4) Write */
 	written, err := w.Write(raw)