diff --git a/ws.go b/ws.go
index ccff20f..a856140 100644
--- a/ws.go
+++ b/ws.go
@@ -8,7 +8,6 @@ import (
 
 	"github.com/google/uuid"
 	"github.com/gorilla/websocket"
-	"github.com/pion/webrtc/v2"
 	"github.com/pkg/errors"
 	"github.com/tada-team/tdproto"
 	"github.com/tada-team/timerpool"
@@ -238,37 +237,20 @@ func (w WsSession) inboxLoop() {
 	}
 }
 
-func (w *WsSession) SendCallOffer(jid tdproto.JID, sdp string) (res webrtc.SessionDescription, err error) {
+func (w *WsSession) SendCallOffer(jid tdproto.JID, sdp string) {
 	callOffer := new(tdproto.ClientCallOffer)
 	callOffer.Name = callOffer.GetName()
 	callOffer.Params.Jid = jid
 	callOffer.Params.Trickle = false
 	callOffer.Params.Sdp = sdp
 	w.Send(callOffer)
-
-	callAnswer := new(tdproto.ServerCallAnswer)
-	if err := w.WaitFor(callAnswer); err != nil {
-		return res, err
-	}
-
-	return webrtc.SessionDescription{
-		Type: webrtc.SDPTypeAnswer,
-		SDP:  callAnswer.Params.JSEP.SDP,
-	}, nil
 }
 
-func (w *WsSession) SendCallLeave(jid tdproto.JID) error {
+func (w *WsSession) SendCallLeave(jid tdproto.JID) {
 	callLeave := new(tdproto.ClientCallLeave)
 	callLeave.Name = callLeave.GetName()
 	callLeave.Params.Jid = jid
 	callLeave.Params.Reason = ""
 	w.Send(callLeave)
-
-	serverLeaveAnswer := new(tdproto.ServerCallLeave)
-	if err := w.WaitFor(serverLeaveAnswer); err != nil {
-		return err
-	}
-
-	return nil
 }