diff --git a/CleanSpec.mk b/CleanSpec.mk
index 8e6689f..a1792ca 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -146,3 +146,6 @@
 
 # Remove init.recovery.*.rc file in root directory (only needed in recovery root).
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/root/init.recovery.$(PRODUCT_HARDWARE).rc)
+
+# Remove build and default prop.
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/vendor/*.prop)
diff --git a/device.mk b/device.mk
index e5c015e..22c54aa 100755
--- a/device.mk
+++ b/device.mk
@@ -536,9 +536,6 @@
 PRODUCT_PROPERTY_OVERRIDES += \
     ro.frp.pst=/dev/block/platform/soc/1da4000.ufshc/by-name/frp
 
-PRODUCT_PROPERTY_OVERRIDES += \
-    ro.vendor.vndk.version=27.1.0 \
-
 # Include vndk/vndk-sp/ll-ndk modules
 PRODUCT_PACKAGES += vndk_package