diff --git a/client/driver/exec_default.go b/client/driver/exec_default.go
index 4ccd33e05..a17ef7dc5 100644
--- a/client/driver/exec_default.go
+++ b/client/driver/exec_default.go
@@ -1,4 +1,4 @@
-// +build !darwin,!dragonfly,!freebsd,!linux,!netbsd,!openbsd,!solaris
+//+build darwin dragonfly freebsd netbsd openbsd solaris
 
 package driver
 
diff --git a/client/driver/exec_unix.go b/client/driver/exec_linux.go
similarity index 94%
rename from client/driver/exec_unix.go
rename to client/driver/exec_linux.go
index 25829ff73..6c43b5119 100644
--- a/client/driver/exec_unix.go
+++ b/client/driver/exec_linux.go
@@ -1,5 +1,3 @@
-// +build darwin dragonfly freebsd linux netbsd openbsd solaris
-
 package driver
 
 import (