diff --git a/pkg/proto/eth/v1/sync_committee.proto b/pkg/proto/eth/v1/sync_committee.proto
index f3de9675..a662cefd 100644
--- a/pkg/proto/eth/v1/sync_committee.proto
+++ b/pkg/proto/eth/v1/sync_committee.proto
@@ -11,21 +11,15 @@ import "google/protobuf/descriptor.proto";
 import "google/protobuf/wrappers.proto";
 
 message SyncCommitteeContribution {
-  uint64 slot = 1 [ deprecated = true ];
+  uint64 slot = 1;
 
-  uint64 subcommittee_index = 2
-      [ json_name = "subcommittee_index", deprecated = true ];
+  uint64 subcommittee_index = 2 [ json_name = "subcommittee_index" ];
 
   string aggregation_bits = 3 [ json_name = "aggregation_bits" ];
 
   string signature = 4;
 
   string beacon_block_root = 5 [ json_name = "beacon_block_root" ];
-
-  google.protobuf.UInt64Value slot_v2 = 6 [ json_name = "slot_v2" ];
-
-  google.protobuf.UInt64Value subcommittee_index_v2 = 7
-      [ json_name = "subcommittee_index_v2" ];
 }
 
 message SyncCommitteeContributionV2 {