diff --git a/examples/server-tls/main.go b/examples/server-tls/main.go
index 705f6be9..563f90eb 100644
--- a/examples/server-tls/main.go
+++ b/examples/server-tls/main.go
@@ -157,7 +157,7 @@ func main() {
 
 	// configure server
 	s := &gortsplib.Server{
-		Handler:   &serverHandler{},
+		Handler:   &serverHandler{readers: make(map[*gortsplib.ServerSession]struct{})},
 		TLSConfig: &tls.Config{Certificates: []tls.Certificate{cert}},
 	}
 
diff --git a/examples/server/main.go b/examples/server/main.go
index 2839a509..fa78bc37 100644
--- a/examples/server/main.go
+++ b/examples/server/main.go
@@ -148,7 +148,7 @@ func (sh *serverHandler) OnFrame(ctx *gortsplib.ServerHandlerOnFrameCtx) {
 func main() {
 	// configure server
 	s := &gortsplib.Server{
-		Handler:        &serverHandler{},
+		Handler:        &serverHandler{readers: make(map[*gortsplib.ServerSession]struct{})},
 		UDPRTPAddress:  ":8000",
 		UDPRTCPAddress: ":8001",
 	}