diff --git a/rex_client/main.go b/rex_client/main.go
index 0a7f397..6f9b059 100644
--- a/rex_client/main.go
+++ b/rex_client/main.go
@@ -3,6 +3,7 @@ package main
 import (
 	_ "embed"
 	"fmt"
+	"strings"
 
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/app"
@@ -61,7 +62,7 @@ var myList = []MyStruct{
 
 func main() {
 	a := app.New()
-	w := a.NewWindow(fmt.Sprintf("RexForge %s", git_rev))
+	w := a.NewWindow(fmt.Sprintf("RexForge %s", strings.ToUpper(git_rev)))
 	w.Resize(fyne.NewSize(900, 600))
 
 	list := widget.NewList(