diff --git a/src/mainboard/google/hatch/variants/dratini/Makefile.inc b/src/mainboard/google/hatch/variants/dratini/Makefile.inc
index 8b7e3d1014..4ed09c9a76 100644
--- a/src/mainboard/google/hatch/variants/dratini/Makefile.inc
+++ b/src/mainboard/google/hatch/variants/dratini/Makefile.inc
@@ -12,14 +12,16 @@
 ## GNU General Public License for more details.
 ##
 
-SPD_SOURCES = 4G_2400   # 0b000
-SPD_SOURCES += empty_ddr4 # 0b001
-SPD_SOURCES += 8G_2400    # 0b010
-SPD_SOURCES += 8G_2666    # 0b011
-SPD_SOURCES += 16G_2400   # 0b100
-SPD_SOURCES += 16G_2666   # 0b101
-SPD_SOURCES += 8G_3200    # 0b110
-SPD_SOURCES += 16G_3200   # 0b111
+SPD_SOURCES = 4G_2400         # 0b0000
+SPD_SOURCES += empty_ddr4     # 0b0001
+SPD_SOURCES += 8G_2400        # 0b0010
+SPD_SOURCES += 8G_2666        # 0b0011
+SPD_SOURCES += 16G_2400       # 0b0100
+SPD_SOURCES += 16G_2666       # 0b0101
+SPD_SOURCES += 8G_3200        # 0b0110
+SPD_SOURCES += 16G_3200       # 0b0111
+SPD_SOURCES += 16G_2666_2bg   # 0b1000
+SPD_SOURCES += 16G_3200_4bg   # 0b1001
 
 bootblock-y += gpio.c
 ramstage-y += gpio.c