diff --git a/fb/main.go b/fb/main.go
index d0b3be8..806c4dd 100644
--- a/fb/main.go
+++ b/fb/main.go
@@ -8,11 +8,6 @@ import (
 	"os"
 )
 
-var (
-	devfb *os.File
-	Width, Height int
-)
-
 func resolution() (w int, h int) {
 	resFile, err := os.Open("/sys/class/graphics/fb0/virtual_size")
 	if err != nil {
@@ -28,8 +23,10 @@ func resolution() (w int, h int) {
 	return
 }
 
+var devfb *os.File
+const Width, Height int = resolution()
+
 func init() {
-	Width, Height = resolution()
 	var err error
 	devfb, err = os.OpenFile("/dev/fb", os.O_WRONLY, os.ModePerm)
 	if err != nil {