diff --git a/src/mainboard/emulation/qemu-q35/Kconfig b/src/mainboard/emulation/qemu-q35/Kconfig
index 4394530..3be034a 100644
--- a/src/mainboard/emulation/qemu-q35/Kconfig
+++ b/src/mainboard/emulation/qemu-q35/Kconfig
@@ -49,4 +49,8 @@
 	hex
 	default 0x4000
 
+config DCACHE_BSP_STACK_SIZE
+	hex
+	default 0x4000
+
 endif # BOARD_EMULATION_QEMU_X86_Q35