diff --git a/core/product.mk b/core/product.mk
index 7d7c68b61..fffd7c8ff 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -128,6 +128,7 @@ _product_var_list := \
     VENDOR_EXCEPTION_MODULES \
     VENDOR_EXCEPTION_PATHS \
     PRODUCT_ART_USE_READ_BARRIER \
+    PRODUCT_IOT \
 
 
 
diff --git a/core/product_config.mk b/core/product_config.mk
index 8943429c8..dc71d5dba 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -420,3 +420,7 @@ _psmc_modules :=
 # Make this art variable visible to soong_config.mk.
 PRODUCT_ART_USE_READ_BARRIER := \
     $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_ART_USE_READ_BARRIER))
+
+# Whether the product is an Android Things variant.
+PRODUCT_IOT := \
+    $(strip $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_IOT))