diff --git a/src/routing_layer/topo_node_sqlite.c b/src/routing_layer/topo_node_sqlite.c
index c8aa02b7..d4e2629e 100644
--- a/src/routing_layer/topo_node_sqlite.c
+++ b/src/routing_layer/topo_node_sqlite.c
@@ -274,6 +274,68 @@ int topo_node_sqlite_member_put(sqlite3* db, const char* channel_id, uint64_t no
     return 0;
 }
 
+/* Обновляет только блок мембера (keys/join/update_sig/update_ts/userinfo),
+ * НЕ трогая adm_tags/adm_tags_sig/storage (блок владельца) и локальные поля. */
+int topo_node_sqlite_member_block_put(sqlite3* db, const char* channel_id, uint64_t node_id,
+                                       const uint8_t* join_sig, uint64_t join_ts,
+                                       const uint8_t* update_sig, uint64_t update_ts,
+                                       const uint8_t* x25519_pubkey, const uint8_t* ed25519_pubkey,
+                                       const char* userinfo, const uint8_t* creator_sig) {
+    if (!db || !channel_id || !x25519_pubkey || !ed25519_pubkey) return -1;
+    char peers_tbl[80]; peers_table_name(channel_id, peers_tbl, sizeof(peers_tbl));
+    char sql[512];
+    snprintf(sql, sizeof(sql),
+        "INSERT INTO \"%s\"(node_id, x25519_pubkey, ed25519_pubkey,"
+        " join_sig, join_ts, update_sig, update_ts, userinfo, creator_sig)"
+        " VALUES(?,?,?,?,?,?,?,?,?)"
+        " ON CONFLICT(node_id) DO UPDATE SET"
+        "  x25519_pubkey=excluded.x25519_pubkey,"
+        "  ed25519_pubkey=excluded.ed25519_pubkey,"
+        "  join_sig=excluded.join_sig,"
+        "  join_ts=excluded.join_ts,"
+        "  update_sig=excluded.update_sig,"
+        "  update_ts=excluded.update_ts,"
+        "  userinfo=excluded.userinfo,"
+        "  creator_sig=excluded.creator_sig", peers_tbl);
+    sqlite3_stmt* stmt = NULL;
+    if (sqlite3_prepare_v2(db, sql, -1, &stmt, NULL) != SQLITE_OK) return -1;
+    sqlite3_bind_int64(stmt, 1, (sqlite3_int64)node_id);
+    sqlite3_bind_blob(stmt, 2, x25519_pubkey, 32, SQLITE_STATIC);
+    sqlite3_bind_blob(stmt, 3, ed25519_pubkey, 32, SQLITE_STATIC);
+    if (join_sig) sqlite3_bind_blob(stmt, 4, join_sig, PEERS_JOIN_SIG_SIZE, SQLITE_STATIC);
+    else { static const unsigned char zsig[PEERS_JOIN_SIG_SIZE] = {0}; sqlite3_bind_blob(stmt, 4, zsig, PEERS_JOIN_SIG_SIZE, SQLITE_STATIC); }
+    sqlite3_bind_int64(stmt, 5, (sqlite3_int64)join_ts);
+    if (update_sig) sqlite3_bind_blob(stmt, 6, update_sig, PEERS_UPDATE_SIG_SIZE, SQLITE_STATIC);
+    else sqlite3_bind_null(stmt, 6);
+    sqlite3_bind_int64(stmt, 7, (sqlite3_int64)update_ts);
+    sqlite3_bind_text(stmt, 8, userinfo ? userinfo : "", -1, SQLITE_STATIC);
+    if (creator_sig) sqlite3_bind_blob(stmt, 9, creator_sig, PEERS_JOIN_SIG_SIZE, SQLITE_STATIC);
+    else sqlite3_bind_null(stmt, 9);
+    int rc = sqlite3_step(stmt); sqlite3_finalize(stmt);
+    return rc == SQLITE_DONE ? 0 : -1;
+}
+
+/* Обновляет только блок владельца (adm_tags/adm_tags_sig/storage),
+ * НЕ трогая блок мембера. */
+int topo_node_sqlite_member_owner_put(sqlite3* db, const char* channel_id, uint64_t node_id,
+                                       const char* adm_tags, const uint8_t* adm_tags_sig, int storage) {
+    if (!db || !channel_id) return -1;
+    char peers_tbl[80]; peers_table_name(channel_id, peers_tbl, sizeof(peers_tbl));
+    char sql[256];
+    snprintf(sql, sizeof(sql),
+        "UPDATE \"%s\" SET adm_tags=?, adm_tags_sig=?, storage=? WHERE node_id=?", peers_tbl);
+    sqlite3_stmt* u = NULL;
+    if (sqlite3_prepare_v2(db, sql, -1, &u, NULL) != SQLITE_OK) return -1;
+    if (adm_tags && adm_tags[0]) sqlite3_bind_text(u, 1, adm_tags, -1, SQLITE_STATIC);
+    else sqlite3_bind_null(u, 1);
+    if (adm_tags_sig) sqlite3_bind_blob(u, 2, adm_tags_sig, 64, SQLITE_STATIC);
+    else sqlite3_bind_null(u, 2);
+    sqlite3_bind_int(u, 3, storage);
+    sqlite3_bind_int64(u, 4, (sqlite3_int64)node_id);
+    sqlite3_step(u); sqlite3_finalize(u);
+    return 0;
+}
+
 int topo_node_sqlite_node_update_verified(sqlite3* db, uint64_t node_id,
     const char* name, const uint8_t* x25519, const uint8_t* ed25519, uint64_t update_ts, time_t created_at) {
     if (!db || !x25519 || !ed25519) return -1;
diff --git a/src/routing_layer/topo_node_sqlite.h b/src/routing_layer/topo_node_sqlite.h
index 89907892..e407ac97 100644
--- a/src/routing_layer/topo_node_sqlite.h
+++ b/src/routing_layer/topo_node_sqlite.h
@@ -31,6 +31,17 @@ int topo_node_sqlite_member_put(sqlite3* db, const char* channel_id, uint64_t no
     const uint8_t* creator_sig,
     const char* adm_tags, const uint8_t* adm_tags_sig, int storage);
 
+/* Обновляет только блок мембера (keys/join/update_sig/update_ts/userinfo), не трогая блок владельца. */
+int topo_node_sqlite_member_block_put(sqlite3* db, const char* channel_id, uint64_t node_id,
+    const uint8_t* join_sig, uint64_t join_ts,
+    const uint8_t* update_sig, uint64_t update_ts,
+    const uint8_t* x25519_pubkey, const uint8_t* ed25519_pubkey, const char* userinfo,
+    const uint8_t* creator_sig);
+
+/* Обновляет только блок владельца (adm_tags/adm_tags_sig/storage). */
+int topo_node_sqlite_member_owner_put(sqlite3* db, const char* channel_id, uint64_t node_id,
+    const char* adm_tags, const uint8_t* adm_tags_sig, int storage);
+
 int topo_node_sqlite_member_get_join(sqlite3* db, const char* channel_id, uint64_t node_id,
     uint8_t* join_sig_out, uint64_t* join_ts_out);