diff --git a/relay.go b/relay.go
index 693f902..5b389bc 100644
--- a/relay.go
+++ b/relay.go
@@ -330,6 +330,11 @@ func newCall(mainOffer receivedSignal, r *activeRelay) {
 
 		rtpBuf := make([]byte, 1400)
 		for {
+
+			if r.closed {
+				return
+			}
+
 			i, readErr := remoteTrack.Read(rtpBuf)
 			if readErr != nil {
 				// Could not read from remote track