diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index 8643148..059e19e 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -23,6 +23,7 @@
 aconfig_declarations {
     name: "libgui_flags",
     package: "com.android.graphics.libgui.flags",
+    container: "system",
     srcs: ["libgui_flags.aconfig"],
 }
 
diff --git a/libs/gui/libgui_flags.aconfig b/libs/gui/libgui_flags.aconfig
index b081030..3864699 100644
--- a/libs/gui/libgui_flags.aconfig
+++ b/libs/gui/libgui_flags.aconfig
@@ -1,4 +1,5 @@
 package: "com.android.graphics.libgui.flags"
+container: "system"
 
 flag {
   name: "bq_setframerate"