diff --git a/mux/mux.go b/mux/mux.go
deleted file mode 100644
index 32303c84..00000000
--- a/mux/mux.go
+++ /dev/null
@@ -1,21 +0,0 @@
-// Package mux provides stream multiplexing interfaces for libp2p.
-//
-// For a conceptual overview of stream multiplexing in libp2p, see
-// https://docs.libp2p.io/concepts/stream-multiplexing/
-package mux
-
-import (
-	"github.com/libp2p/go-libp2p-core/network"
-)
-
-// Deprecated: use network.ErrReset instead.
-var ErrReset = network.ErrReset
-
-// Deprecated: use network.MuxedStream instead.
-type MuxedStream = network.MuxedStream
-
-// Deprecated: use network.MuxedConn instead.
-type MuxedConn = network.MuxedConn
-
-// Deprecated: use network.Multiplexer instead.
-type Multiplexer = network.Multiplexer