diff --git a/product/sdcardfs.mk b/product/sdcardfs.mk
new file mode 100644
index 0000000..bf6acd6
--- /dev/null
+++ b/product/sdcardfs.mk
@@ -0,0 +1,3 @@
+# SdcardFs
+PRODUCT_PROPERTY_OVERRIDES += \
+    ro.sys.sdcardfs=true