diff --git a/src/cryptonote_config.h b/src/cryptonote_config.h
index a670cba21..5d5104125 100644
--- a/src/cryptonote_config.h
+++ b/src/cryptonote_config.h
@@ -42,7 +42,6 @@
 #define CRYPTONOTE_PUBLIC_ADDRESS_TEXTBLOB_VER          0
 #define CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_V2         288
 #define CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW            60
-#define CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_LONG       262800 // 6 months
 #define CURRENT_TRANSACTION_VERSION                     2
 #define CURRENT_BLOCK_MAJOR_VERSION                     7
 #define CURRENT_BLOCK_MINOR_VERSION                     7
@@ -197,7 +196,6 @@
 #define HF_VERSION_DETERMINISTIC_UNLOCK_TIME    16
 #define HF_VERSION_DYNAMIC_UNLOCK               16
 #define HF_VERSION_FIXED_UNLOCK                 18
-#define HF_VERSION_LONG_UNLOCK                  20
 #define HF_VERSION_BULLETPROOF_PLUS             18
 #define HF_VERSION_VIEW_TAGS                    20
 #define HF_VERSION_2021_SCALING                 20
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 250d0f638..29f3ad625 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -1443,11 +1443,7 @@ bool Blockchain::prevalidate_miner_transaction(const block& b, uint64_t height,
   }
   MDEBUG("Miner tx hash: " << get_transaction_hash(b.miner_tx));
 
-  if (hf_version >= HF_VERSION_LONG_UNLOCK)
-  {
-    CHECK_AND_ASSERT_MES(b.miner_tx.unlock_time == height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_LONG, false, "coinbase transaction transaction has the wrong unlock time="
-      << b.miner_tx.unlock_time << ", expected " << height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_LONG);
-  } else if (hf_version >= HF_VERSION_FIXED_UNLOCK)
+  if (hf_version >= HF_VERSION_FIXED_UNLOCK)
   {
     CHECK_AND_ASSERT_MES(b.miner_tx.unlock_time == height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_V2, false, "coinbase transaction transaction has the wrong unlock time="
       << b.miner_tx.unlock_time << ", expected " << height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_V2);
diff --git a/src/cryptonote_core/cryptonote_tx_utils.cpp b/src/cryptonote_core/cryptonote_tx_utils.cpp
index 1998e7f8e..99c7486c5 100644
--- a/src/cryptonote_core/cryptonote_tx_utils.cpp
+++ b/src/cryptonote_core/cryptonote_tx_utils.cpp
@@ -171,10 +171,7 @@ namespace cryptonote
       tx.version = 1;
 
     //lock
-    if (hard_fork_version >= HF_VERSION_LONG_UNLOCK)
-    {
-      tx.unlock_time = height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_LONG;
-    } else if (hard_fork_version >= HF_VERSION_FIXED_UNLOCK)
+    if (hard_fork_version >= HF_VERSION_FIXED_UNLOCK)
     {
       tx.unlock_time = height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW_V2;
     } else if (hard_fork_version < HF_VERSION_FIXED_UNLOCK && hard_fork_version >= HF_VERSION_DYNAMIC_UNLOCK)