diff --git a/sqlite3-python/README.md b/sqlite3-python/README.md
index baf07fc..04c29d7 100644
--- a/sqlite3-python/README.md
+++ b/sqlite3-python/README.md
@@ -13,10 +13,9 @@ sql('SELECT * FROM sqlite_master WHERE type="table"')
 def Dict(db='dict.db', *, sqlite3=__import__('sqlite3')):
     sql = sqlite3.connect(db, isolation_level=None, timeout=1e999).execute
     sql('PRAGMA journal_mode=WAL'); sql('CREATE TABLE IF NOT EXISTS d(k PRIMARY KEY, v)')
-    return type('', (), dict(__call__=lambda _, *args: list(sql(*args)),
-    __setitem__=lambda sql, *kv: sql('INSERT OR REPLACE INTO d VALUES (?,?)', kv),
-    __getitem__=lambda sql, *k: sql('SELECT v FROM d WHERE k = ?', k)[0][0],
-    __iter__=lambda sql: (k[0] for k in sql('SELECT k FROM d'))))()
+    return type('', (), dict(__iter__=lambda _: (k[0] for k in sql('SELECT k FROM d')),
+    __setitem__=lambda _, *kv: sql('INSERT OR REPLACE INTO d VALUES (?,?)', kv),
+    __getitem__=lambda _, *k: sql('SELECT v FROM d WHERE k = ?', k).fetchone()[0]))()
 sql = Dict()
 sql[4] = 2
 print(sql[4]) # 2