diff --git a/crypto/block/block.tlb b/crypto/block/block.tlb
index 14ec54f4..f2f11fc7 100644
--- a/crypto/block/block.tlb
+++ b/crypto/block/block.tlb
@@ -646,15 +646,15 @@ wc_split_merge_timings#0
 //workchain#a5 enabled_since:uint32 min_split:(## 8) max_split:(## 8)
 //  { min_split <= max_split } { max_split <= 60 }
 
-workchain#a6 enabled_since:uint32 actual_min_split:(## 8)
-  min_split:(## 8) max_split:(## 8) { actual_min_split <= min_split }
+workchain#a6 enabled_since:uint32 monitor_min_split:(## 8)
+  min_split:(## 8) max_split:(## 8) { monitor_min_split <= min_split }
   basic:(## 1) active:Bool accept_msgs:Bool flags:(## 13) { flags = 0 }
   zerostate_root_hash:bits256 zerostate_file_hash:bits256
   version:uint32 format:(WorkchainFormat basic)
   = WorkchainDescr;
 
-workchain_v2#a7 enabled_since:uint32 actual_min_split:(## 8)
-  min_split:(## 8) max_split:(## 8) { actual_min_split <= min_split }
+workchain_v2#a7 enabled_since:uint32 monitor_min_split:(## 8)
+  min_split:(## 8) max_split:(## 8) { monitor_min_split <= min_split }
   basic:(## 1) active:Bool accept_msgs:Bool flags:(## 13) { flags = 0 }
   zerostate_root_hash:bits256 zerostate_file_hash:bits256
   version:uint32 format:(WorkchainFormat basic)
diff --git a/crypto/block/mc-config.cpp b/crypto/block/mc-config.cpp
index b4de693c..1ab907cf 100644
--- a/crypto/block/mc-config.cpp
+++ b/crypto/block/mc-config.cpp
@@ -2005,7 +2005,7 @@ bool WorkchainInfo::unpack(ton::WorkchainId wc, vm::CellSlice& cs) {
   }
   auto unpack_v1 = [this](auto& info) {
     enabled_since = info.enabled_since;
-    actual_min_split = info.actual_min_split;
+    monitor_min_split = info.monitor_min_split;
     min_split = info.min_split;
     max_split = info.max_split;
     basic = info.basic;
diff --git a/crypto/block/mc-config.h b/crypto/block/mc-config.h
index 8eb8a7f9..bf5350b5 100644
--- a/crypto/block/mc-config.h
+++ b/crypto/block/mc-config.h
@@ -407,7 +407,7 @@ struct CatchainValidatorsConfig {
 struct WorkchainInfo : public td::CntObject {
   ton::WorkchainId workchain{ton::workchainInvalid};
   ton::UnixTime enabled_since;
-  td::uint32 actual_min_split;
+  td::uint32 monitor_min_split;
   td::uint32 min_split, max_split;
   bool basic;
   bool active;
diff --git a/validator/full-node.cpp b/validator/full-node.cpp
index 3897626f..3b275ea9 100644
--- a/validator/full-node.cpp
+++ b/validator/full-node.cpp
@@ -147,7 +147,7 @@ void FullNodeImpl::update_shard_configuration(td::Ref<MasterchainState> state, s
   new_shards.insert(ShardIdFull(masterchainId));
   std::set<WorkchainId> workchains;
   auto cut_shard = [&](ShardIdFull shard) -> ShardIdFull {
-    int min_split = state->min_split_depth(shard.workchain);
+    int min_split = state->monitor_min_split_depth(shard.workchain);
     return min_split < shard.pfx_len() ? shard_prefix(shard, min_split) : shard;
   };
   auto set_active = [&](ShardIdFull shard, FullNodeShardMode mode) {
diff --git a/validator/impl/shard.cpp b/validator/impl/shard.cpp
index a09bd1df..a7ff371e 100644
--- a/validator/impl/shard.cpp
+++ b/validator/impl/shard.cpp
@@ -511,15 +511,15 @@ bool MasterchainStateQ::check_old_mc_block_id(const ton::BlockIdExt& blkid, bool
   return config_ && config_->check_old_mc_block_id(blkid, strict);
 }
 
-td::uint32 MasterchainStateQ::min_split_depth(WorkchainId workchain_id) const {
+td::uint32 MasterchainStateQ::monitor_min_split_depth(WorkchainId workchain_id) const {
   if (!config_) {
     return 0;
   }
   auto wc_info = config_->get_workchain_info(workchain_id);
-  return wc_info.not_null() ? wc_info->actual_min_split : 0;
+  return wc_info.not_null() ? wc_info->monitor_min_split : 0;
 }
 
-td::uint32 MasterchainStateQ::soft_min_split_depth(WorkchainId workchain_id) const {
+td::uint32 MasterchainStateQ::min_split_depth(WorkchainId workchain_id) const {
   if (!config_) {
     return 0;
   }
diff --git a/validator/impl/shard.hpp b/validator/impl/shard.hpp
index b55cac35..83aa1f9a 100644
--- a/validator/impl/shard.hpp
+++ b/validator/impl/shard.hpp
@@ -116,8 +116,8 @@ class MasterchainStateQ : public MasterchainState, public ShardStateQ {
   bool has_workchain(WorkchainId workchain) const {
     return config_ && config_->has_workchain(workchain);
   }
+  td::uint32 monitor_min_split_depth(WorkchainId workchain_id) const override;
   td::uint32 min_split_depth(WorkchainId workchain_id) const override;
-  td::uint32 soft_min_split_depth(WorkchainId workchain_id) const override;
   BlockSeqno min_ref_masterchain_seqno() const override;
   td::Status prepare() override;
   ZeroStateIdExt get_zerostate_id() const {
diff --git a/validator/interfaces/shard.h b/validator/interfaces/shard.h
index ac355d7d..9ccfa2fb 100644
--- a/validator/interfaces/shard.h
+++ b/validator/interfaces/shard.h
@@ -69,8 +69,8 @@ class MasterchainState : virtual public ShardState {
   virtual std::vector<td::Ref<McShardHash>> get_shards() const = 0;
   virtual td::Ref<McShardHash> get_shard_from_config(ShardIdFull shard) const = 0;
   virtual bool workchain_is_active(WorkchainId workchain_id) const = 0;
+  virtual td::uint32 monitor_min_split_depth(WorkchainId workchain_id) const = 0;
   virtual td::uint32 min_split_depth(WorkchainId workchain_id) const = 0;
-  virtual td::uint32 soft_min_split_depth(WorkchainId workchain_id) const = 0;
   virtual BlockSeqno min_ref_masterchain_seqno() const = 0;
   virtual bool ancestor_is_valid(BlockIdExt id) const = 0;
   virtual ValidatorSessionConfig get_consensus_config() const = 0;
diff --git a/validator/validator-options.hpp b/validator/validator-options.hpp
index ea100a50..fa7eb5f9 100644
--- a/validator/validator-options.hpp
+++ b/validator/validator-options.hpp
@@ -33,7 +33,7 @@ struct ValidatorManagerOptionsImpl : public ValidatorManagerOptions {
     return init_block_id_;
   }
   bool need_monitor(ShardIdFull shard, const td::Ref<MasterchainState>& state) const override {
-    td::uint32 min_split = state->min_split_depth(shard.workchain);
+    td::uint32 min_split = state->monitor_min_split_depth(shard.workchain);
     return check_shard_((td::uint32)shard.pfx_len() <= min_split ? shard : shard_prefix(shard, min_split));
   }
   bool allow_blockchain_init() const override {