diff --git a/src/mainboard/system76/gaze17/Kconfig b/src/mainboard/system76/gaze17/Kconfig
index 49103a941b..fd611b49a1 100644
--- a/src/mainboard/system76/gaze17/Kconfig
+++ b/src/mainboard/system76/gaze17/Kconfig
@@ -50,15 +50,15 @@ config VARIANT_DIR
 config OVERRIDE_DEVICETREE
 	default "variants/\$(CONFIG_VARIANT_DIR)/overridetree.cb"
 
-config CBFS_SIZE
-	default 0xA00000
-
 config CONSOLE_POST
 	default y
 
 config DIMM_SPD_SIZE
 	default 512
 
+config FMDFILE
+	default "src/mainboard/\$(CONFIG_MAINBOARD_DIR)/board.fmd"
+
 config ONBOARD_VGA_IS_PRIMARY
 	default y
 
diff --git a/src/mainboard/system76/gaze17/board.fmd b/src/mainboard/system76/gaze17/board.fmd
new file mode 100644
index 0000000000..f50c357d91
--- /dev/null
+++ b/src/mainboard/system76/gaze17/board.fmd
@@ -0,0 +1,15 @@
+FLASH 32M {
+	SI_DESC 4K
+#if CONFIG_MAINBOARD_USES_IFD_GBE_REGION
+	SI_GBE 8K
+#endif
+	SI_ME 4824K
+	SI_BIOS@16M 16M {
+		RW_MRC_CACHE 64K
+		SMMSTORE(PRESERVE) 256K
+		WP_RO {
+			FMAP 4K
+			COREBOOT(CBFS)
+		}
+	}
+}