diff --git a/BoardConfig.mk b/BoardConfig.mk
index caba995..bbf5008 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -24,7 +24,7 @@ TARGET_VENDOR_PROP += $(DEVICE_PATH)/vendor.prop
 # Partitions
 ifneq ($(WITH_GMS),true)
 BOARD_PRODUCTIMAGE_PARTITION_RESERVED_SIZE := 614400000
-BOARD_SYSTEMIMAGE_PARTITION_RESERVED_SIZE := 287064320
+BOARD_SYSTEMIMAGE_PARTITION_RESERVED_SIZE := 92160000
 BOARD_SYSTEM_EXTIMAGE_PARTITION_RESERVED_SIZE := 92160000
 endif
 BOARD_ONEPLUS_DYNAMIC_PARTITIONS_SIZE := 3753902080