diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ea21b56fb..ef8497af0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 - [#2918](https://github.com/poanetwork/blockscout/pull/2918) - Add tokenID for tokentx API action
 
 ### Fixes
+- [#2934](https://github.com/poanetwork/blockscout/pull/2934) - RSK release 1.2.0 breaking changes support
 - [#2915](https://github.com/poanetwork/blockscout/pull/2915) - Speedup of blocks_without_reward_query
 - [#2914](https://github.com/poanetwork/blockscout/pull/2914) - Reduce execution time of stream_unfetched_token_instances query
 - [#2906](https://github.com/poanetwork/blockscout/pull/2906) - fix address sum cache
diff --git a/apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/block.ex b/apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/block.ex
index 1c52a6e6c9..de83b3601e 100644
--- a/apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/block.ex
+++ b/apps/ethereum_jsonrpc/lib/ethereum_jsonrpc/block.ex
@@ -437,7 +437,8 @@ defmodule EthereumJSONRPC.Block do
   end
 
   defp entry_to_elixir({key, quantity})
-       when key in ~w(difficulty gasLimit gasUsed minimumGasPrice number size totalDifficulty) and not is_nil(quantity) do
+       when key in ~w(difficulty gasLimit gasUsed minimumGasPrice number size totalDifficulty paidFees) and
+              not is_nil(quantity) do
     {key, quantity_to_integer(quantity)}
   end
 
@@ -451,7 +452,7 @@ defmodule EthereumJSONRPC.Block do
   # hash format
   defp entry_to_elixir({key, _} = entry)
        when key in ~w(author extraData hash logsBloom miner mixHash nonce parentHash receiptsRoot sealFields sha3Uncles
-                     signature stateRoot step transactionsRoot uncles),
+                     signature stateRoot step transactionsRoot uncles bitcoinMergedMiningCoinbaseTransaction bitcoinMergedMiningHeader bitcoinMergedMiningMerkleProof hashForMergedMining),
        do: entry
 
   defp entry_to_elixir({"timestamp" = key, timestamp}) do