diff --git a/server.go b/server.go
index cd1c3fe..346cd08 100644
--- a/server.go
+++ b/server.go
@@ -23,7 +23,7 @@ func New(sh ServerHandler) Server {
 	s := &server{
 		sh: sh,
 	}
-	s.ctx = NewServerContext()
+	s.ctx = newServerContext()
 
 	return s
 }
diff --git a/server_context.go b/server_context.go
index c7c606e..8c66fcc 100644
--- a/server_context.go
+++ b/server_context.go
@@ -12,7 +12,7 @@ type serverContext struct {
 	cuc.Context
 }
 
-func NewServerContext() ServerContext {
+func newServerContext() ServerContext {
 	sCTX := &serverContext{}
 	sCTX.Context = cuc.NewContext(nil)
 
diff --git a/socket.go b/socket.go
index 5b6aa83..eedfcc4 100644
--- a/socket.go
+++ b/socket.go
@@ -156,7 +156,7 @@ func newSocket(serverCTX ServerContext, id string, conn *websocket.Conn, sh Sock
 	if 0 < sh.GetReadTimeout() {
 		s.SetReadDeadline(time.Now().Add(sh.GetReadTimeout() * time.Second))
 	}
-	s.ctx = NewSocketContext(serverCTX)
+	s.ctx = newSocketContext(serverCTX)
 
 	return s
 }
diff --git a/socket_context.go b/socket_context.go
index fe997a3..f0b32ab 100644
--- a/socket_context.go
+++ b/socket_context.go
@@ -9,7 +9,7 @@ type SocketContext interface {
 	ServerContext() ServerContext
 }
 
-func NewSocketContext(serverCTX ServerContext) SocketContext {
+func newSocketContext(serverCTX ServerContext) SocketContext {
 	sCTX := &socketContext{}
 	sCTX.Context = cuc.NewContext(serverCTX)
 	sCTX.serverCTX = serverCTX