diff --git a/go.mod b/go.mod
index b25822cf9..771be199c 100644
--- a/go.mod
+++ b/go.mod
@@ -59,6 +59,7 @@ require (
 	github.com/multiformats/go-multiaddr-dns v0.0.3
 	github.com/multiformats/go-multiaddr-net v0.0.1
 	github.com/multiformats/go-multihash v0.0.6
+	github.com/opentracing/opentracing-go v1.1.0
 	github.com/pkg/errors v0.8.1
 	github.com/polydawn/refmt v0.0.0-20190809202753-05966cbd336a
 	github.com/smartystreets/assertions v1.0.1 // indirect
diff --git a/lotuspond/main.go b/lotuspond/main.go
index ef61d6e7a..2bd1ea3dd 100644
--- a/lotuspond/main.go
+++ b/lotuspond/main.go
@@ -19,7 +19,7 @@ type runningNode struct {
 	cmd  *exec.Cmd
 	meta nodeInfo
 
-	mux *outmux
+	mux  *outmux
 	stop func()
 }
 
diff --git a/lotuspond/outmux.go b/lotuspond/outmux.go
index 831c41412..41dd655f5 100644
--- a/lotuspond/outmux.go
+++ b/lotuspond/outmux.go
@@ -19,19 +19,19 @@ type outmux struct {
 	errpr *io.PipeReader
 	outpr *io.PipeReader
 
-	n uint64
+	n    uint64
 	outs map[uint64]*websocket.Conn
 
-	new chan *websocket.Conn
+	new  chan *websocket.Conn
 	stop chan struct{}
 }
 
 func newWsMux() *outmux {
 	out := &outmux{
-		n:     0,
+		n:    0,
 		outs: map[uint64]*websocket.Conn{},
-		new:   make(chan *websocket.Conn),
-		stop:  make(chan struct{}),
+		new:  make(chan *websocket.Conn),
+		stop: make(chan struct{}),
 	}
 
 	out.outpr, out.outpw = io.Pipe()
@@ -121,4 +121,4 @@ func (m *outmux) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 	m.new <- c
 	return
-}
\ No newline at end of file
+}