diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 56a4dd8c5c9..12cf0970ca7 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -110,6 +110,7 @@ config NUM_IRQS
 
 config RGF_NUM_BANKS
 	int "Number of General Purpose Register Banks"
+	depends on ARC_FIRQ
 	range 1 2
 	default 2
 	help