diff --git a/go.mod b/go.mod
index bd399aa..2736f21 100644
--- a/go.mod
+++ b/go.mod
@@ -5,10 +5,8 @@ go 1.13
 require (
 	github.com/gorilla/schema v1.1.0
 	github.com/gorilla/websocket v1.4.2
-	github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 // indirect
 	github.com/pkg/errors v0.9.1
 	github.com/sasha-s/go-csync v0.0.0-20160729053059-3bc6c8bdb3fa
-	github.com/sasha-s/go-deadlock v0.2.0
 	golang.org/x/crypto v0.0.0-20200423211502-4bdfaf469ed5
 	golang.org/x/time v0.0.0-20200416051211-89c76fbcd5d1
 )
diff --git a/go.sum b/go.sum
index a5e2517..6c07706 100644
--- a/go.sum
+++ b/go.sum
@@ -2,14 +2,10 @@ github.com/gorilla/schema v1.1.0 h1:CamqUDOFUBqzrvxuz2vEwo8+SUdwsluFh7IlzJh30LY=
 github.com/gorilla/schema v1.1.0/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
 github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
 github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
-github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 h1:q2e307iGHPdTGp0hoxKjt1H5pDo6utceo3dQVK3I5XQ=
-github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5/go.mod h1:jvVRKCrJTQWu0XVbaOlby/2lO20uSCHEMzzplHXte1o=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/sasha-s/go-csync v0.0.0-20160729053059-3bc6c8bdb3fa h1:xiD6U6h+QMkAwI195dFwdku2N+enlCy9XwFTnEXaCQo=
 github.com/sasha-s/go-csync v0.0.0-20160729053059-3bc6c8bdb3fa/go.mod h1:KKzWrLiWu6EpzxZBPmPisPgq6oL+do2yLa0C0BTx5fA=
-github.com/sasha-s/go-deadlock v0.2.0 h1:lMqc+fUb7RrFS3gQLtoQsJ7/6TV/pAIFvBsqX73DK8Y=
-github.com/sasha-s/go-deadlock v0.2.0/go.mod h1:StQn567HiB1fF2yJ44N9au7wOhrPS3iZqiDbRupzT10=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2 h1:VklqNMn3ovrHsnt90PveolxSbWFaJdECFbxSq0Mqo2M=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200423211502-4bdfaf469ed5 h1:Q7tZBpemrlsc2I7IyODzhtallWRSm4Q0d09pL6XbQtU=
diff --git a/utils/moreatomic/mutex.go b/utils/moreatomic/mutex.go
index 4893997..36b971b 100644
--- a/utils/moreatomic/mutex.go
+++ b/utils/moreatomic/mutex.go
@@ -1,10 +1,10 @@
 package moreatomic
 
-import "github.com/sasha-s/go-deadlock"
+import "sync"
 
 type BusyMutex struct {
 	busy Bool
-	mut  deadlock.Mutex
+	mut  sync.Mutex
 }
 
 func (m *BusyMutex) TryLock() bool {