diff --git a/gpu/gpu.mk b/gpu/gpu.mk
index d1c3a6d..b87e7ad 100644
--- a/gpu/gpu.mk
+++ b/gpu/gpu.mk
@@ -1,3 +1,16 @@
 BOARD_VENDOR_SEPOLICY_DIRS += device/google/gs-common/gpu/sepolicy
 
 PRODUCT_PACKAGES += gpu_probe
+
+USE_MAPPER5 := false
+
+PRODUCT_PACKAGES += pixel_gralloc_allocator
+PRODUCT_PACKAGES += pixel_gralloc_mapper
+
+ifeq ($(USE_MAPPER5), true)
+$(call soong_config_set,arm_gralloc,mapper_version,mapper5)
+$(call soong_config_set,aion_buffer,mapper_version,mapper5)
+else
+$(call soong_config_set,arm_gralloc,mapper_version,mapper4)
+$(call soong_config_set,aion_buffer,mapper_version,mapper4)
+endif