diff --git a/src/api-txn.c b/src/api-txn.c
index b7c65b1c..4a36ea56 100644
--- a/src/api-txn.c
+++ b/src/api-txn.c
@@ -350,7 +350,7 @@ int mdbx_txn_begin_ex(MDBX_env *env, MDBX_txn *parent, MDBX_txn_flags_t flags, M
       tASSERT(txn, audit_ex(txn, 0, false) == 0);
     }
     if (unlikely(rc != MDBX_SUCCESS))
-      txn_end(txn, TXN_END_FAIL_BEGINCHILD);
+      txn_end(txn, TXN_END_FAIL_BEGIN_NESTED);
   } else { /* MDBX_TXN_RDONLY */
     txn->dbi_seqs = ptr_disp(txn->cursors, env->max_dbi * sizeof(txn->cursors[0]));
 #if MDBX_ENABLE_DBI_SPARSE
diff --git a/src/proto.h b/src/proto.h
index 571fead6..0c7260f9 100644
--- a/src/proto.h
+++ b/src/proto.h
@@ -50,16 +50,16 @@ MDBX_INTERNAL void txn_done_cursors(MDBX_txn *txn);
 MDBX_INTERNAL int txn_shadow_cursors(const MDBX_txn *parent, const size_t dbi);
 
 #define TXN_END_NAMES                                                                                                  \
-  {"committed", "empty-commit", "abort", "reset", "fail-begin", "fail-beginchild", "ousted", nullptr}
+  {"committed", "pure-commit", "abort", "reset", "fail-begin", "fail-begin-nested", "ousted", nullptr}
 enum {
   /* txn_end operation number, for logging */
-  TXN_END_COMMITTED,
-  TXN_END_PURE_COMMIT,
-  TXN_END_ABORT,
-  TXN_END_RESET,
-  TXN_END_FAIL_BEGIN,
-  TXN_END_FAIL_BEGINCHILD,
-  TXN_END_OUSTED,
+  TXN_END_COMMITTED /* 0 */,
+  TXN_END_PURE_COMMIT /* 1 */,
+  TXN_END_ABORT /* 2 */,
+  TXN_END_RESET /* 3 */,
+  TXN_END_FAIL_BEGIN /* 4 */,
+  TXN_END_FAIL_BEGIN_NESTED /* 5 */,
+  TXN_END_OUSTED /* 6 */,
 
   TXN_END_OPMASK = 0x07 /* mask for txn_end() operation number */,
   TXN_END_UPDATE = 0x10 /* update env state (DBIs) */,