diff --git a/arch/risc-v/src/common/espressif/Kconfig b/arch/risc-v/src/common/espressif/Kconfig
index f38fd8cfcda..67b97ca7393 100644
--- a/arch/risc-v/src/common/espressif/Kconfig
+++ b/arch/risc-v/src/common/espressif/Kconfig
@@ -29,6 +29,9 @@ config ESPRESSIF_FLASH_8M
 config ESPRESSIF_FLASH_16M
 	bool "16 MB"
 
+config ESPRESSIF_FLASH_32M
+	bool "32 MB"
+
 endchoice # ESPRESSIF_FLASH
 
 config ESPRESSIF_IDF_ENV_FPGA
diff --git a/tools/espressif/Config.mk b/tools/espressif/Config.mk
index 0e8f2beb7d2..0e5d4356d9d 100644
--- a/tools/espressif/Config.mk
+++ b/tools/espressif/Config.mk
@@ -52,6 +52,8 @@ else ifeq ($(CONFIG_ESPRESSIF_FLASH_8M),y)
 	FLASH_SIZE := 8MB
 else ifeq ($(CONFIG_ESPRESSIF_FLASH_16M),y)
 	FLASH_SIZE := 16MB
+else ifeq ($(CONFIG_ESPRESSIF_FLASH_32M),y)
+	FLASH_SIZE := 32MB
 endif
 
 ifeq ($(CONFIG_ESPRESSIF_FLASH_MODE_DIO),y)