diff --git a/lang/channel/singal.go b/lang/channel/singal.go
index 561c20f5..4c539afa 100644
--- a/lang/channel/singal.go
+++ b/lang/channel/singal.go
@@ -16,7 +16,7 @@ type Signal interface {
 
 type SignalOption func(c *sigal)
 
-func WithSinalTimeout(timeout time.Duration) SignalOption {
+func WithSignalTimeout(timeout time.Duration) SignalOption {
 	return func(s *sigal) {
 		s.timeout = timeout
 	}
diff --git a/lang/channel/singal_test.go b/lang/channel/singal_test.go
index 1612bf38..1892291c 100644
--- a/lang/channel/singal_test.go
+++ b/lang/channel/singal_test.go
@@ -35,7 +35,7 @@ func TestSignal(t *testing.T) {
 }
 
 func TestSignalTimeout(t *testing.T) {
-	sg := NewSignal(WithSinalTimeout(time.Millisecond * 200))
+	sg := NewSignal(WithSignalTimeout(time.Millisecond * 200))
 	go func() {
 		time.Sleep(time.Millisecond * 500)
 		sg.Signal()