diff --git a/core/dex_preopt_config.mk b/core/dex_preopt_config.mk
index 570dbd84c..5693147d0 100644
--- a/core/dex_preopt_config.mk
+++ b/core/dex_preopt_config.mk
@@ -138,7 +138,9 @@ ifeq ($(WRITE_SOONG_VARIABLES),true)
   $(call end_json_map)
 
   $(call add_json_str,  DirtyImageObjects,                  $(DIRTY_IMAGE_OBJECTS))
+  $(call add_json_str,  PreloadedClasses,                   $(PRELOADED_CLASSES))
   $(call add_json_list, BootImageProfiles,                  $(PRODUCT_DEX_PREOPT_BOOT_IMAGE_PROFILE_LOCATION))
+  $(call add_json_bool, UseProfileForBootImage,             $(call invert_bool,$(filter false,$(PRODUCT_USE_PROFILE_FOR_BOOT_IMAGE))))
   $(call add_json_str,  BootFlags,                          $(PRODUCT_DEX_PREOPT_BOOT_FLAGS))
   $(call add_json_str,  Dex2oatImageXmx,                    $(DEX2OAT_IMAGE_XMX))
   $(call add_json_str,  Dex2oatImageXms,                    $(DEX2OAT_IMAGE_XMS))