diff --git a/config/serialize.go b/config/serialize.go
index 10d774b8e..dc9835cca 100644
--- a/config/serialize.go
+++ b/config/serialize.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"path/filepath"
 	"strings"
 )
 
@@ -32,6 +33,11 @@ func WriteConfigFile(filename string, cfg interface{}) error {
 
 // WriteFile writes the buffer at filename
 func WriteFile(filename string, buf []byte) error {
+	err := os.MkdirAll(filepath.Dir(filename), 755)
+	if err != nil {
+		return err
+	}
+
 	f, err := os.Create(filename)
 	if err != nil {
 		return err