diff --git a/device.mk b/device.mk
index 63d86ce..c1c4cce 100644
--- a/device.mk
+++ b/device.mk
@@ -186,6 +186,10 @@ PRODUCT_PACKAGES += \
 PRODUCT_COPY_FILES += \
     frameworks/native/data/etc/android.hardware.fingerprint.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.hardware.fingerprint.xml
 
+# Freeform Multiwindow
+PRODUCT_COPY_FILES += \
+    frameworks/native/data/etc/android.software.freeform_window_management.xml:$(TARGET_COPY_OUT_VENDOR)/etc/permissions/android.software.freeform_window_management.xml
+
 # Gatekeeper
 PRODUCT_PACKAGES += \
     android.hardware.gatekeeper@1.0.vendor