diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 69cb0f7..26509b7 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -114,6 +114,7 @@
 
 choice
 	prompt "Target select"
+	optional
 
 config TARGET_M52277EVB
 	bool "Support M52277EVB"