diff --git a/go.mod b/go.mod
index 4bceac1..f48cba7 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/hajimehoshi/go-steamworks
 
-go 1.16
+go 1.17
 
 require golang.org/x/sys v0.0.0-20210823070655-63515b42dcdf
diff --git a/steamworks_unix.go b/steamworks_unix.go
index e1b1a68..2360b7d 100644
--- a/steamworks_unix.go
+++ b/steamworks_unix.go
@@ -2,7 +2,6 @@
 // SPDX-FileCopyrightText: 2021 The go-steamworks Authors
 
 //go:build !windows
-// +build !windows
 
 package steamworks