diff --git a/arch/arm/src/stm32/Kconfig b/arch/arm/src/stm32/Kconfig
index 2611fc4f063..d7e3c7a3506 100644
--- a/arch/arm/src/stm32/Kconfig
+++ b/arch/arm/src/stm32/Kconfig
@@ -110,6 +110,7 @@ config ARCH_CHIP_STM32F103ZET6
 	bool "STM32F103ZET6"
 	select ARCH_CORTEXM3
 	select STM32_STM32F10XX
+	select STM32_HIGHDENSITY
 
 config ARCH_CHIP_STM32F105VBT7
 	bool "STM32F105VBT7"