diff --git a/arch/sim/Kconfig b/arch/sim/Kconfig
index 9a8ca5e61c..e4a821a23a 100644
--- a/arch/sim/Kconfig
+++ b/arch/sim/Kconfig
@@ -282,7 +282,7 @@ config SIM_FBWIDTH
 	int "Display width"
 	default 320
 	---help---
-		Simulated width of the display.  Default: 320 or 480
+		Simulated width of the display.  Default: 320
 
 config SIM_FBBPP
 	int "Pixel depth in bits"