diff --git a/tools/aapt2/Resources.proto b/tools/aapt2/Resources.proto
index 1d7fd1d..2ecc82a 100644
--- a/tools/aapt2/Resources.proto
+++ b/tools/aapt2/Resources.proto
@@ -246,6 +246,7 @@
 message ConfigValue {
   Configuration config = 1;
   Value value = 2;
+  uint32 flag_status = 3;
 }
 
 // The generic meta-data for every value in a resource table.