diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index dc6bb7da..b6256d19 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -85,5 +85,5 @@ target_compile_options(evm_runtime PUBLIC --no-missing-ricardian-clause)
 if (WITH_LARGE_STACK)
     target_link_options(evm_runtime PUBLIC --stack-size=50000000)
 else()
-    target_link_options(evm_runtime PUBLIC --stack-size=32768)
+    target_link_options(evm_runtime PUBLIC --stack-size=38432)
 endif()
diff --git a/src/actions.cpp b/src/actions.cpp
index 6617d91c..8f325b7f 100644
--- a/src/actions.cpp
+++ b/src/actions.cpp
@@ -629,42 +629,6 @@ bool evm_contract::gc(uint32_t max) {
     return state.gc(max);
 }
 
-void evm_contract::bridgereg(eosio::name receiver, const eosio::asset& min_fee) {
-    assert_unfrozen();
-    require_auth(receiver);
-    require_auth(get_self());  // to temporarily prevent registration of unauthorized accounts
-
-    eosio::check(min_fee.symbol == token_symbol, "unexpected symbol");
-    eosio::check(min_fee.amount >= 0, "min_fee cannot be negative");
-
-    auto update_row = [&](auto& row) {
-        row.account = receiver;
-        row.min_fee = min_fee;
-        row.flags   = message_receiver::flag::FORCE_ATOMIC;
-    };
-
-    message_receiver_table message_receivers(get_self(), get_self().value);
-    auto it = message_receivers.find(receiver.value);
-
-    if(it == message_receivers.end()) {
-        message_receivers.emplace(receiver, update_row);
-    } else {
-        message_receivers.modify(*it, eosio::same_payer, update_row);
-    }
-
-    open(receiver);
-}
-
-void evm_contract::bridgeunreg(eosio::name receiver) {
-    assert_unfrozen();
-    require_auth(receiver);
-
-    message_receiver_table message_receivers(get_self(), get_self().value);
-    auto it = message_receivers.find(receiver.value);
-    eosio::check(it != message_receivers.end(), "receiver not found");
-    message_receivers.erase(*it);
-}
-
 void evm_contract::call_(intx::uint256 s, const bytes& to, intx::uint256 value, const bytes& data, uint64_t gas_limit, uint64_t nonce) {
     const auto& current_config = _config.get();
 
@@ -746,6 +710,7 @@ void evm_contract::bridgereg(eosio::name receiver, const eosio::asset& min_fee)
     auto update_row = [&](auto& row) {
         row.account = receiver;
         row.min_fee = min_fee;
+        row.flags   = message_receiver::FORCE_ATOMIC;
     };
 
     message_receiver_table message_receivers(get_self(), get_self().value);
diff --git a/tests/basic_evm_tester.cpp b/tests/basic_evm_tester.cpp
index 988434db..2e3e9352 100644
--- a/tests/basic_evm_tester.cpp
+++ b/tests/basic_evm_tester.cpp
@@ -344,11 +344,6 @@ transaction_trace_ptr basic_evm_tester::bridgeunreg(name receiver) {
       mvo()("receiver", receiver));
 }
 
-transaction_trace_ptr basic_evm_tester::exec(const exec_input& input, const std::optional<exec_callback>& callback) {
-   auto binary_data = fc::raw::pack<exec_input, std::optional<exec_callback>>(input, callback);
-   return basic_evm_tester::push_action(evm_account_name, "exec"_n, evm_account_name, bytes{binary_data.begin(), binary_data.end()});
-}
-
 transaction_trace_ptr basic_evm_tester::pushtx(const silkworm::Transaction& trx, name miner)
 {
    silkworm::Bytes rlp;