diff --git a/base/channel/oneway/main.go b/base/channel/oneway/main.go
index 616ef4c..8b9ea82 100644
--- a/base/channel/oneway/main.go
+++ b/base/channel/oneway/main.go
@@ -11,7 +11,7 @@ var wg = new(sync.WaitGroup)
 func producer(ch chan<- int) {
 	defer wg.Done()
 
-	for i := 0; i < 100; i++ {
+	for i := 0; i < 200; i++ {
 		ch <- i
 	}
 
@@ -31,9 +31,13 @@ func main() {
 	// 可读可写 双向通道
 	ch := make(chan int, 10)
 
-	wg.Add(2)
+	wg.Add(1)
 	go producer(ch)
-	go consumer(ch)
+
+	wg.Add(10)
+	for i := 0; i < 10; i++ {
+		go consumer(ch)
+	}
 
 	wg.Wait()
 }