diff --git a/broker/protocol/protocol.proto b/broker/protocol/protocol.proto
index 812de076..7cc45e41 100644
--- a/broker/protocol/protocol.proto
+++ b/broker/protocol/protocol.proto
@@ -14,6 +14,7 @@ option (gogoproto.goproto_unrecognized_all) = false;
 option (gogoproto.marshaler_all) = true;
 option (gogoproto.protosizer_all) = true;
 option (gogoproto.unmarshaler_all) = true;
+option (gogoproto.goproto_registration) = true;
 
 // Status is a response status code, used universally across Gazette RPC APIs.
 enum Status {
diff --git a/consumer/protocol/protocol.proto b/consumer/protocol/protocol.proto
index 02ef2505..26b5ecb6 100644
--- a/consumer/protocol/protocol.proto
+++ b/consumer/protocol/protocol.proto
@@ -16,6 +16,7 @@ option (gogoproto.goproto_unrecognized_all) = false;
 option (gogoproto.marshaler_all) = true;
 option (gogoproto.protosizer_all) = true;
 option (gogoproto.unmarshaler_all) = true;
+option (gogoproto.goproto_registration) = true;
 
 // Status is a response status code, used across Gazette Consumer RPC APIs.
 enum Status {