diff --git a/Picker/Android.mk b/Picker/Android.mk
index f973fc1..09178ff 100644
--- a/Picker/Android.mk
+++ b/Picker/Android.mk
@@ -4,6 +4,7 @@
 LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := $(call all-subdir-java-files)
 
+LOCAL_CERTIFICATE := platform
 LOCAL_PRIVILEGED_MODULE := true
 LOCAL_PACKAGE_NAME := HardwareOverlayPicker
 LOCAL_PROGUARD_ENABLED := disabled