diff --git a/netmap/types.proto b/netmap/types.proto
index a3c9c00..f599d56 100644
--- a/netmap/types.proto
+++ b/netmap/types.proto
@@ -103,6 +103,12 @@ message Replica {
 
   // Named selector bucket to put replicas
   string selector = 2 [ json_name = "selector" ];
+
+  // Data shards count
+  uint32 ec_data_count = 6 [ json_name = "ecDataCount" ];
+
+  // Parity shards count
+  uint32 ec_parity_count = 7 [ json_name = "ecParityCount" ];
 }
 
 // Set of rules to select a subset of nodes from `NetworkMap` able to store