diff --git a/muskie/BoardConfig.mk b/muskie/BoardConfig.mk
index 17f958e..3d180e6 100644
--- a/muskie/BoardConfig.mk
+++ b/muskie/BoardConfig.mk
@@ -19,3 +19,5 @@ DEFAULT_LOW_PERSISTENCE_MODE_BRIGHTNESS := 0x00000056
 
 include device/google/wahoo/BoardConfig.mk
 -include vendor/google_devices/muskie/BoardConfigVendor.mk
+
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 2684354560
diff --git a/walleye/BoardConfig.mk b/walleye/BoardConfig.mk
index d11aa15..0360cff 100644
--- a/walleye/BoardConfig.mk
+++ b/walleye/BoardConfig.mk
@@ -19,3 +19,5 @@ DEFAULT_LOW_PERSISTENCE_MODE_BRIGHTNESS := 0x00000056
 
 include device/google/wahoo/BoardConfig.mk
 -include vendor/google_devices/muskie/BoardConfigVendor.mk
+
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 2684354560