diff --git a/cmd/chihaya/signal_windows.go b/cmd/chihaya/signal_windows.go
index 603e8a9..64054d3 100644
--- a/cmd/chihaya/signal_windows.go
+++ b/cmd/chihaya/signal_windows.go
@@ -5,7 +5,6 @@ package main
 
 import (
 	"os"
-	"os/signal"
 	"syscall"
 )