diff --git a/src/aeser_chain_objects.erl b/src/aeser_chain_objects.erl
index 5274135..57d87e5 100644
--- a/src/aeser_chain_objects.erl
+++ b/src/aeser_chain_objects.erl
@@ -70,6 +70,7 @@ tag(channel_offchain_update_deposit) -> 571;
 tag(channel_offchain_update_withdraw) -> 572;
 tag(channel_offchain_update_create_contract) -> 573;
 tag(channel_offchain_update_call_contract) -> 574;
+tag(pinned_block) -> 575;
 tag(channel) -> 58;
 tag(channel_snapshot_solo_tx) -> 59;
 tag(trees_poi) -> 60;
@@ -125,6 +126,7 @@ rev_tag(571) -> channel_offchain_update_deposit;
 rev_tag(572) -> channel_offchain_update_withdraw;
 rev_tag(573) -> channel_offchain_update_create_contract;
 rev_tag(574) -> channel_offchain_update_call_contract;
+rev_tag(575) -> pinned_block;
 rev_tag(58) -> channel;
 rev_tag(59) -> channel_snapshot_solo_tx;
 rev_tag(60) -> trees_poi;