diff --git a/ethereal/ui/gui.go b/ethereal/ui/gui.go
index 3393b1101..7f84272d6 100644
--- a/ethereal/ui/gui.go
+++ b/ethereal/ui/gui.go
@@ -68,7 +68,7 @@ func (gui *Gui) Start(assetPath string) {
 		Init: func(p *ethpub.PTx, obj qml.Object) { p.Value = ""; p.Hash = ""; p.Address = "" },
 	}})
 
-	ethutil.Config.SetClientString(fmt.Sprintf("/Ethereal v%s", "0.5.0 RC3"))
+	ethutil.Config.SetClientString(fmt.Sprintf("/Ethereal v%s", "0.5.0 RC4"))
 	ethutil.Config.Log.Infoln("[GUI] Starting GUI")
 	// Create a new QML engine
 	gui.engine = qml.NewEngine()