diff --git a/wire/peer_wire.csv b/wire/peer_wire.csv
index 5b5803afc..41b57e85b 100644
--- a/wire/peer_wire.csv
+++ b/wire/peer_wire.csv
@@ -206,6 +206,20 @@ subtypedata,lease_rates,channel_fee_max_base_msat,tu32,
 msgtype,stfu,2
 msgdata,stfu,channel_id,channel_id,
 msgdata,stfu,initiator,u8,
+msgtype,splice,75
+msgdata,splice,channel_id,channel_id,
+msgdata,splice,chain_hash,chain_hash,
+msgdata,splice,relative_satoshis,s64,
+msgdata,splice,funding_feerate_perkw,u32,
+msgdata,splice,locktime,u32,
+msgdata,splice,funding_pubkey,point,
+msgtype,splice_ack,76
+msgdata,splice_ack,channel_id,channel_id,
+msgdata,splice_ack,chain_hash,chain_hash,
+msgdata,splice_ack,relative_satoshis,s64,
+msgdata,splice_ack,funding_pubkey,point,
+msgtype,splice_locked,77,
+msgdata,splice_locked,channel_id,channel_id,
 msgtype,shutdown,38
 msgdata,shutdown,channel_id,channel_id,
 msgdata,shutdown,len,u16,
@@ -264,6 +250,9 @@ msgdata,commitment_signed,channel_id,channel_id,
 msgdata,commitment_signed,signature,signature,
 msgdata,commitment_signed,num_htlcs,u16,
 msgdata,commitment_signed,htlc_signature,signature,num_htlcs
+msgdata,commitment_signed,splice_channel_id,commitment_signed_tlvs,
+tlvtype,commitment_signed_tlvs,splice_info,0
+tlvdata,commitment_signed_tlvs,splice_info,splice_channel_id,channel_id,
 msgtype,revoke_and_ack,133
 msgdata,revoke_and_ack,channel_id,channel_id,
 msgdata,revoke_and_ack,per_commitment_secret,byte,32