diff --git a/examples/select2.go b/examples/select2.go
index 27d3450..947bebc 100644
--- a/examples/select2.go
+++ b/examples/select2.go
@@ -25,7 +25,7 @@ func main() {
 	}()
 	go func() {
 		for i := 0; i < 10; i++ {
-			ch <- i
+			ch1 <- i
 		}
 	}()