diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 815978e..64d8a4c 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -2572,6 +2572,9 @@
     // ACTION: Logs action which triggered provisioning.
     PROVISIONING_ACTION = 611;
 
+    // ACTION: Logs extra passed by the dpc while provisioning.
+    PROVISIONING_EXTRA = 612;
+
     // ---- End O Constants, all O constants go above this line ----
 
     // Add new aosp constants above this line.