diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 2432981ce1f..8d10d3098d1 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -51,7 +51,7 @@ config X86_LONGMODE
 config MAX_IRQ_LINES
 	int "Number of IRQ lines"
 	default 128
-	range 0 256
+	range 0 224
 	help
 	  This option specifies the number of IRQ lines in the system. It
 	  determines the size of the _irq_to_interrupt_vector_table, which