diff --git a/src/mainboard/siemens/mc_ehl/Kconfig b/src/mainboard/siemens/mc_ehl/Kconfig
index 4fd6c1a2c4..60757fe12d 100644
--- a/src/mainboard/siemens/mc_ehl/Kconfig
+++ b/src/mainboard/siemens/mc_ehl/Kconfig
@@ -31,9 +31,6 @@ config MAINBOARD_PART_NUMBER
 config DEVICETREE
 	default "variants/\$(CONFIG_VARIANT_DIR)/devicetree.cb"
 
-config DIMM_SPD_SIZE
-	default 512
-
 config SOC_INTEL_ELKHARTLAKE_TCO_NO_REBOOT_EN
 	default y
 
diff --git a/src/soc/intel/elkhartlake/Kconfig b/src/soc/intel/elkhartlake/Kconfig
index c71ebf3649..9e7f3eba05 100644
--- a/src/soc/intel/elkhartlake/Kconfig
+++ b/src/soc/intel/elkhartlake/Kconfig
@@ -272,4 +272,8 @@ config SOC_INTEL_ELKHARTLAKE_TCO_NO_REBOOT_EN
 	  for the second time. Since this feature is not exposed to the OS in the
 	  standard TCO interface, this setting can be enabled on firmware level.
 	  This might be useful depending on the TCO policy.
+
+config DIMM_SPD_SIZE
+	default 512
+
 endif