diff --git a/components/engine/daemon/execdriver/lxc/lxc_template_unit_test.go b/components/engine/daemon/execdriver/lxc/lxc_template_unit_test.go
index a9a67c421c..9e4d33f9e6 100644
--- a/components/engine/daemon/execdriver/lxc/lxc_template_unit_test.go
+++ b/components/engine/daemon/execdriver/lxc/lxc_template_unit_test.go
@@ -1,3 +1,5 @@
+// +build linux
+
 package lxc
 
 import (