diff --git a/pkg/volume/empty_dir/empty_dir_test.go b/pkg/volume/empty_dir/empty_dir_test.go
index 58b37d0dec0..dd19f47693a 100644
--- a/pkg/volume/empty_dir/empty_dir_test.go
+++ b/pkg/volume/empty_dir/empty_dir_test.go
@@ -1,3 +1,5 @@
+// +build linux
+
 /*
 Copyright 2014 The Kubernetes Authors All rights reserved.
 
diff --git a/pkg/volume/host_path/host_path_test.go b/pkg/volume/host_path/host_path_test.go
index bb43b12e05b..4188fb05d6c 100644
--- a/pkg/volume/host_path/host_path_test.go
+++ b/pkg/volume/host_path/host_path_test.go
@@ -1,3 +1,5 @@
+// +build linux
+
 /*
 Copyright 2014 The Kubernetes Authors All rights reserved.
 
diff --git a/pkg/volume/metrics_du_test.go b/pkg/volume/metrics_du_test.go
index d459fd4e8a4..826bdcf127c 100644
--- a/pkg/volume/metrics_du_test.go
+++ b/pkg/volume/metrics_du_test.go
@@ -1,3 +1,5 @@
+// +build linux
+
 /*
 Copyright 2015 The Kubernetes Authors All rights reserved.