diff --git a/product.mk b/product.mk
index f73c811..5f8f636 100644
--- a/product.mk
+++ b/product.mk
@@ -71,6 +71,7 @@ PRODUCT_PACKAGE_OVERLAYS += vendor/extra/overlay
 
 ## Recovery
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += persist.vendor.recovery_update=true
+PRODUCT_SYSTEM_DEFAULT_PROPERTIES += persist.vendor.recovery_allow_spl_downgrade=true
 
 ## SUW
 PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \