diff --git a/redroid_arm64/BoardConfig.mk b/redroid_arm64/BoardConfig.mk
index 185799b..9cba33e 100644
--- a/redroid_arm64/BoardConfig.mk
+++ b/redroid_arm64/BoardConfig.mk
@@ -20,7 +20,7 @@ BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
 
 BOARD_GPU_DRIVERS := virgl radeonsi
 
-DEVICE_MANIFEST_FILE := device/redroid/manifest.xml
+DEVICE_MANIFEST_FILE += device/redroid/manifest.xml
 PRODUCT_ENFORCE_VINTF_MANIFEST := true
 
 # ~ 1.3G
diff --git a/redroid_x86_64/BoardConfig.mk b/redroid_x86_64/BoardConfig.mk
index 3486617..836369a 100755
--- a/redroid_x86_64/BoardConfig.mk
+++ b/redroid_x86_64/BoardConfig.mk
@@ -18,5 +18,5 @@ BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
 
 BOARD_GPU_DRIVERS := i915 i965 r300g r600g virgl iris radeonsi
 
-DEVICE_MANIFEST_FILE := device/redroid/manifest.xml
+DEVICE_MANIFEST_FILE += device/redroid/manifest.xml
 PRODUCT_ENFORCE_VINTF_MANIFEST := true