diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig
index 1de5b07..7a1aec4 100644
--- a/arch/arm/mach-zynq/Kconfig
+++ b/arch/arm/mach-zynq/Kconfig
@@ -10,7 +10,7 @@
 
 choice
 	prompt "Xilinx Zynq board select"
-	optional
+	default TARGET_ZYNQ_ZC702
 
 config TARGET_ZYNQ_ZED
 	bool "Zynq ZedBoard"