diff --git a/src/tinyweb/db.py b/src/tinyweb/db.py
index ea79356..174bc7c 100644
--- a/src/tinyweb/db.py
+++ b/src/tinyweb/db.py
@@ -138,6 +138,13 @@ def return_db(db):
             db.close()
 
 
+def _ensure_columns(db, table, columns):
+    existing = {r[1] for r in db.execute(f"PRAGMA table_info({table})").fetchall()}
+    for name, col_def in columns.items():
+        if name not in existing:
+            db.execute(f"ALTER TABLE {table} ADD COLUMN {name} {col_def}")
+
+
 def init_db():
     os.makedirs(DATA_DIR, exist_ok=True)
     db = sqlite3.connect(DATABASE)
@@ -177,6 +184,7 @@ def init_db():
         "  id INTEGER PRIMARY KEY AUTOINCREMENT,"
         "  dest_hash TEXT UNIQUE NOT NULL,"
         "  name TEXT DEFAULT '',"
+        "  nickname TEXT DEFAULT NULL,"
         "  auto_sync INTEGER DEFAULT 0,"
         "  last_sync TEXT DEFAULT ''"
         ")"
@@ -270,6 +278,64 @@ def init_db():
     db.execute("CREATE INDEX IF NOT EXISTS idx_page_tags_page ON page_tags(page_id)")
     db.execute("CREATE INDEX IF NOT EXISTS idx_page_tags_tag ON page_tags(tag_id)")
 
+    _ensure_columns(db, "pages", {
+        "id": "INTEGER PRIMARY KEY AUTOINCREMENT",
+        "url": "TEXT UNIQUE NOT NULL",
+        "title": "TEXT",
+        "body": "TEXT",
+        "note": "TEXT DEFAULT ''",
+        "last_modified": "TEXT DEFAULT (strftime('%Y-%m-%dT%H:%M:%S','now'))",
+        "summary": "TEXT DEFAULT ''",
+        "reticulum_dest": "TEXT DEFAULT ''",
+    })
+    _ensure_columns(db, "subscriptions", {
+        "id": "INTEGER PRIMARY KEY AUTOINCREMENT",
+        "dest_hash": "TEXT UNIQUE NOT NULL",
+        "name": "TEXT DEFAULT ''",
+        "nickname": "TEXT DEFAULT NULL",
+        "auto_sync": "INTEGER DEFAULT 0",
+        "last_sync": "TEXT DEFAULT ''",
+    })
+    _ensure_columns(db, "links", {
+        "id": "INTEGER PRIMARY KEY AUTOINCREMENT",
+        "page_id": "INTEGER NOT NULL",
+        "url": "TEXT NOT NULL",
+        "label": "TEXT",
+    })
+    _ensure_columns(db, "settings", {
+        "key": "TEXT PRIMARY KEY",
+        "value": "TEXT",
+    })
+    _ensure_columns(db, "remote_pages", {
+        "id": "INTEGER PRIMARY KEY AUTOINCREMENT",
+        "subscription_id": "INTEGER NOT NULL",
+        "url": "TEXT NOT NULL",
+        "title": "TEXT",
+        "note": "TEXT DEFAULT ''",
+        "tags": "TEXT DEFAULT ''",
+    })
+    _ensure_columns(db, "tags", {
+        "id": "INTEGER PRIMARY KEY AUTOINCREMENT",
+        "name": "TEXT UNIQUE NOT NULL",
+    })
+    _ensure_columns(db, "page_tags", {
+        "page_id": "INTEGER NOT NULL",
+        "tag_id": "INTEGER NOT NULL",
+    })
+    _ensure_columns(db, "mesh_sites", {
+        "hash": "TEXT PRIMARY KEY",
+        "name": "TEXT DEFAULT ''",
+        "added_at": "TEXT DEFAULT (strftime('%Y-%m-%dT%H:%M:%S','now'))",
+    })
+    _ensure_columns(db, "chunks", {
+        "id": "INTEGER PRIMARY KEY AUTOINCREMENT",
+        "page_id": "INTEGER",
+        "remote_page_id": "INTEGER",
+        "chunk_index": "INTEGER NOT NULL",
+        "chunk_text": "TEXT NOT NULL",
+        "embedding": "BLOB NOT NULL",
+    })
+
     db.execute("PRAGMA journal_mode=WAL")
     db.execute("PRAGMA synchronous=NORMAL")
     db.execute("PRAGMA cache_size=-64000")
diff --git a/src/tinyweb/handlers/__init__.py b/src/tinyweb/handlers/__init__.py
index 14a37fd..06afeb5 100644
--- a/src/tinyweb/handlers/__init__.py
+++ b/src/tinyweb/handlers/__init__.py
@@ -29,7 +29,7 @@ from .subscriptions import (
     handle_subscriptions, handle_subscription_add, handle_subscription_browse,
     handle_subscription_pick, _sync_subscription,
     handle_subscription_sync, handle_subscription_autosync,
-    handle_subscription_delete, handle_subscription_syncall,
+    handle_subscription_delete, handle_subscription_nickname, handle_subscription_syncall,
     _sync_threads,
 )
 from .customize import handle_style_form, handle_style_submit, handle_style_template_submit, handle_field_save, handle_about, _set_flash
@@ -163,6 +163,9 @@ def _dispatch_inner(data):
         elif path.startswith("/subscriptions/delete/"):
             sid = extract_id("/subscriptions/delete/")
             return handle_subscription_delete(sid) if sid is not None else _error(400)
+        elif path.startswith("/subscriptions/nickname/"):
+            sid = extract_id("/subscriptions/nickname/")
+            return handle_subscription_nickname(body, sid) if sid is not None else _error(400)
         elif path == "/subscriptions/syncall":
             return handle_subscription_syncall()
         elif path == "/rns/delete":
diff --git a/src/tinyweb/handlers/subscriptions.py b/src/tinyweb/handlers/subscriptions.py
index a7ba389..9528837 100644
--- a/src/tinyweb/handlers/subscriptions.py
+++ b/src/tinyweb/handlers/subscriptions.py
@@ -181,8 +181,13 @@ def handle_subscriptions(msg=""):
 
         cards += (
             f'<div style="border:1px solid #ddd;border-radius:4px;padding:0.9rem 1rem;margin-bottom:0.75rem">'
-            f'<div style="margin-bottom:0.4rem"><b>{esc(s["name"] or "unknown")}</b></div>'
+            f'<div style="margin-bottom:0.4rem"><b>{esc(s["nickname"] or s["name"] or "unknown")}</b></div>'
             f'<div><small>{esc(s["dest_hash"])}</small></div>'
+            f'<form method="post" action="/subscriptions/nickname/{sub_id}" style="margin-top:0.3rem">'
+            f'{_csrf_field()}'
+            f'<input name="nickname" value="{esc(s["nickname"] or "")}" size="20" placeholder="nickname" style="font-size:0.85rem">'
+            f' <button style="font-size:0.85rem">rename</button>'
+            f'</form>'
             f'<div style="margin-top:0.4rem;font-size:0.85rem;color:#606060">last sync: {esc(last)}</div>'
             f'{status_html}'
             f'<div style="display:flex;gap:0.5rem;align-items:center;flex-wrap:wrap;margin-top:0.7rem">'
@@ -459,6 +464,20 @@ def handle_subscription_delete(sub_id):
     return _redirect("/subscriptions")
 
 
+def handle_subscription_nickname(body, sub_id):
+    nickname = body.get("nickname", [""])[0].strip()
+    db = get_db()
+    try:
+        db.execute(
+            "UPDATE subscriptions SET nickname = ? WHERE id = ?",
+            (nickname or None, sub_id),
+        )
+        db.commit()
+    finally:
+        return_db(db)
+    return _redirect("/subscriptions")
+
+
 def handle_subscription_syncall():
     db = get_db()
     try: