diff --git a/contrib/client-c b/contrib/client-c
index 099157bf7d9..260359f7c58 160000
--- a/contrib/client-c
+++ b/contrib/client-c
@@ -1 +1 @@
-Subproject commit 099157bf7d9e20eac73a38c5490467b80427761f
+Subproject commit 260359f7c587e0acc10e6205021feff8e84b1465
diff --git a/contrib/kvproto b/contrib/kvproto
index ecf635d1a67..118a4cab53e 160000
--- a/contrib/kvproto
+++ b/contrib/kvproto
@@ -1 +1 @@
-Subproject commit ecf635d1a67b57ace980deca2d9fa838d05e63d8
+Subproject commit 118a4cab53e4352a99cc31f8912629601b2ea0a3
diff --git a/contrib/tiflash-proxy b/contrib/tiflash-proxy
index b8c00d3953f..87b66828617 160000
--- a/contrib/tiflash-proxy
+++ b/contrib/tiflash-proxy
@@ -1 +1 @@
-Subproject commit b8c00d3953fc847a4958cec69b69ad5aa45c8a6d
+Subproject commit 87b668286174b152df0f7ef4b738a5f46857eeff
diff --git a/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.cpp b/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.cpp
index 1b429b32a6f..f90fdf61299 100644
--- a/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.cpp
+++ b/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.cpp
@@ -81,6 +81,13 @@ inline void decodeLockCfValue(DecodedLockCFValue & res)
                 res.txn_size = readUInt64(data, len);
                 break;
             }
+#if SERVERLESS_PROXY != 0
+            case IS_TXN_FILE_PREFIX:
+            {
+                res.is_txn_file = true;
+                break;
+            }
+#endif
             case ASYNC_COMMIT_PREFIX:
             {
                 res.use_async_commit = true;
@@ -159,6 +166,7 @@ void DecodedLockCFValue::intoLockInfo(kvrpcpb::LockInfo & res) const
     res.set_txn_size(txn_size);
     res.set_use_async_commit(use_async_commit);
     res.set_key(decodeTiKVKey(*key));
+    res.set_is_txn_file(is_txn_file);
 
     if (use_async_commit)
     {
@@ -185,4 +193,4 @@ bool DecodedLockCFValue::isLargeTxn() const
 }
 
 } // namespace RecordKVFormat
-} // namespace DB
\ No newline at end of file
+} // namespace DB
diff --git a/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.h b/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.h
index 5e1febf819a..56538e1854d 100644
--- a/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.h
+++ b/dbms/src/Storages/KVStore/TiKVHelpers/DecodedLockCFValue.h
@@ -39,8 +39,9 @@ struct DecodedLockCFValue : boost::noncopyable
     UInt64 min_commit_ts{0};
     std::string_view secondaries;
     std::string_view primary_lock;
+    bool is_txn_file{0};
     // For large txn, generation is not zero.
     UInt64 generation{0};
 };
 
-} // namespace DB::RecordKVFormat
\ No newline at end of file
+} // namespace DB::RecordKVFormat
diff --git a/dbms/src/Storages/KVStore/TiKVHelpers/TiKVRecordFormat.h b/dbms/src/Storages/KVStore/TiKVHelpers/TiKVRecordFormat.h
index 4923eda2602..99d605338ad 100644
--- a/dbms/src/Storages/KVStore/TiKVHelpers/TiKVRecordFormat.h
+++ b/dbms/src/Storages/KVStore/TiKVHelpers/TiKVRecordFormat.h
@@ -61,6 +61,7 @@ static const char SHORT_VALUE_PREFIX = 'v';
 static const char MIN_COMMIT_TS_PREFIX = 'c';
 static const char FOR_UPDATE_TS_PREFIX = 'f';
 static const char TXN_SIZE_PREFIX = 't';
+static const char IS_TXN_FILE_PREFIX = 'T';
 static const char ASYNC_COMMIT_PREFIX = 'a';
 static const char ROLLBACK_TS_PREFIX = 'r';
 static const char FLAG_OVERLAPPED_ROLLBACK = 'R';