diff --git a/cmd/mgfetch/mgfetch.go b/cmd/mgfetch/mgfetch.go
index 185e24d..801320b 100644
--- a/cmd/mgfetch/mgfetch.go
+++ b/cmd/mgfetch/mgfetch.go
@@ -25,7 +25,7 @@ func main() {
 		fmt.Println("found no repos!")
 		os.Exit(1)
 	}
-	gfreq, err := mr.Frequency(year, authors)
+	gfreq, err := mr.FrequencyChan(year, authors)
 	if err != nil {
 		panic(err)
 	}