diff --git a/src/Dibi/Connection.php b/src/Dibi/Connection.php
index bec5f78f..6a12d776 100644
--- a/src/Dibi/Connection.php
+++ b/src/Dibi/Connection.php
@@ -48,27 +48,10 @@ class Connection implements IConnection
 	 *       - file => file to log
 	 *   - substitutes (array) => map of driver specific substitutes (under development)
 	 *   - onConnect (array) => list of SQL queries to execute (by Connection::query()) after connection is established
-	 * @param  array   $config  connection parameters
 	 * @throws Exception
 	 */
-	public function __construct($config, string $name = null)
+	public function __construct(array $config, string $name = null)
 	{
-		if (is_string($config)) {
-			trigger_error(__METHOD__ . '() Configuration should be array.', E_USER_DEPRECATED);
-			parse_str($config, $config);
-
-		} elseif ($config instanceof Traversable) {
-			trigger_error(__METHOD__ . '() Configuration should be array.', E_USER_DEPRECATED);
-			$tmp = [];
-			foreach ($config as $key => $val) {
-				$tmp[$key] = $val instanceof Traversable ? iterator_to_array($val) : $val;
-			}
-			$config = $tmp;
-
-		} elseif (!is_array($config)) {
-			throw new \InvalidArgumentException('Configuration must be array.');
-		}
-
 		Helpers::alias($config, 'username', 'user');
 		Helpers::alias($config, 'password', 'pass');
 		Helpers::alias($config, 'host', 'hostname');
@@ -316,16 +299,6 @@ class Connection implements IConnection
 	}
 
 
-	/**
-	 * @deprecated
-	 */
-	public function affectedRows(): int
-	{
-		trigger_error(__METHOD__ . '() is deprecated, use getAffectedRows()', E_USER_DEPRECATED);
-		return $this->getAffectedRows();
-	}
-
-
 	/**
 	 * Retrieves the ID generated for an AUTO_INCREMENT column by the previous INSERT query.
 	 * @throws Exception
@@ -343,16 +316,6 @@ class Connection implements IConnection
 	}
 
 
-	/**
-	 * @deprecated
-	 */
-	public function insertId(string $sequence = null): int
-	{
-		trigger_error(__METHOD__ . '() is deprecated, use getInsertId()', E_USER_DEPRECATED);
-		return $this->getInsertId($sequence);
-	}
-
-
 	/**
 	 * Begins a transaction (if supported).
 	 */
diff --git a/src/Dibi/DateTime.php b/src/Dibi/DateTime.php
index ac2bb65d..c18c1b2c 100644
--- a/src/Dibi/DateTime.php
+++ b/src/Dibi/DateTime.php
@@ -32,77 +32,8 @@ class DateTime extends \DateTimeImmutable
 	}
 
 
-	/** @deprecated  use modify() */
-	public function modifyClone(string $modify = ''): self
-	{
-		trigger_error(__METHOD__ . '() is deprecated, use modify()', E_USER_DEPRECATED);
-		$dolly = clone $this;
-		return $modify ? $dolly->modify($modify) : $dolly;
-	}
-
-
 	public function __toString(): string
 	{
 		return $this->format('Y-m-d H:i:s.u');
 	}
-
-
-	/********************* immutable usage detector ****************d*g**/
-
-
-	public function __destruct()
-	{
-		$trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 2);
-		if (isset($trace[0]['file'], $trace[1]['function']) && $trace[0]['file'] === __FILE__ && $trace[1]['function'] !== '__construct') {
-			trigger_error(__CLASS__ . ' is immutable now, check how it is used in ' . $trace[1]['file'] . ':' . $trace[1]['line'], E_USER_WARNING);
-		}
-	}
-
-
-	public function add($interval)
-	{
-		return parent::add($interval);
-	}
-
-
-	public function modify($modify)
-	{
-		return parent::modify($modify);
-	}
-
-
-	public function setDate($year, $month, $day)
-	{
-		return parent::setDate($year, $month, $day);
-	}
-
-
-	public function setISODate($year, $week, $day = 1)
-	{
-		return parent::setISODate($year, $week, $day);
-	}
-
-
-	public function setTime($hour, $minute, $second = 0, $micro = 0)
-	{
-		return parent::setTime($hour, $minute, $second, $micro);
-	}
-
-
-	public function setTimestamp($unixtimestamp)
-	{
-		return parent::setTimestamp($unixtimestamp);
-	}
-
-
-	public function setTimezone($timezone)
-	{
-		return parent::setTimezone($timezone);
-	}
-
-
-	public function sub($interval)
-	{
-		return parent::sub($interval);
-	}
 }
diff --git a/src/Dibi/Drivers/OracleDriver.php b/src/Dibi/Drivers/OracleDriver.php
index 6acda56d..aa269b8e 100644
--- a/src/Dibi/Drivers/OracleDriver.php
+++ b/src/Dibi/Drivers/OracleDriver.php
@@ -52,10 +52,6 @@ class OracleDriver implements Dibi\Driver
 		}
 
 		$foo = &$config['charset'];
-
-		if (isset($config['formatDate']) || isset($config['formatDateTime'])) {
-			trigger_error('OracleDriver: options formatDate and formatDateTime are deprecated.', E_USER_DEPRECATED);
-		}
 		$this->nativeDate = $config['nativeDate'] ?? true;
 
 		if (isset($config['resource'])) {
diff --git a/src/Dibi/Strict.php b/src/Dibi/Strict.php
index 7580cc81..08855a37 100644
--- a/src/Dibi/Strict.php
+++ b/src/Dibi/Strict.php
@@ -29,12 +29,6 @@ trait Strict
 	 */
 	public function __call(string $name, array $args)
 	{
-		$class = get_class($this);
-		if ($cb = self::extensionMethod($class . '::' . $name)) { // back compatiblity
-			trigger_error("Extension methods such as $class::$name() are deprecated", E_USER_DEPRECATED);
-			array_unshift($args, $this);
-			return $cb(...$args);
-		}
 		$class = method_exists($this, $name) ? 'parent' : get_class($this);
 		$items = (new ReflectionClass($this))->getMethods(ReflectionMethod::IS_PUBLIC);
 		$hint = ($t = Helpers::getSuggestion($items, $name)) ? ", did you mean $t()?" : '.';
@@ -102,39 +96,4 @@ trait Strict
 		$class = get_class($this);
 		throw new \LogicException("Attempt to unset undeclared property $class::$$name.");
 	}
-
-
-	/**
-	 * @return mixed
-	 * @deprecated
-	 */
-	public static function extensionMethod(string $name, callable $callback = null)
-	{
-		if (strpos($name, '::') === false) {
-			$class = get_called_class();
-		} else {
-			[$class, $name] = explode('::', $name);
-			$class = (new ReflectionClass($class))->getName();
-		}
-
-		$list = &self::$extMethods[strtolower($name)];
-		if ($callback === null) { // getter
-			$cache = &$list[''][$class];
-			if (isset($cache)) {
-				return $cache;
-			}
-
-			foreach ([$class] + class_parents($class) + class_implements($class) as $cl) {
-				if (isset($list[$cl])) {
-					return $cache = $list[$cl];
-				}
-			}
-			return $cache = false;
-
-		} else { // setter
-			trigger_error("Extension methods such as $class::$name() are deprecated", E_USER_DEPRECATED);
-			$list[$class] = $callback;
-			$list[''] = null;
-		}
-	}
 }
diff --git a/src/Dibi/dibi.php b/src/Dibi/dibi.php
index fd29eb33..44d93096 100644
--- a/src/Dibi/dibi.php
+++ b/src/Dibi/dibi.php
@@ -145,26 +145,6 @@ class dibi
 	}
 
 
-	/**
-	 * @deprecated
-	 */
-	public static function affectedRows(): int
-	{
-		trigger_error(__METHOD__ . '() is deprecated, use getAffectedRows()', E_USER_DEPRECATED);
-		return self::getConnection()->getAffectedRows();
-	}
-
-
-	/**
-	 * @deprecated
-	 */
-	public static function insertId(string $sequence = null): int
-	{
-		trigger_error(__METHOD__ . '() is deprecated, use getInsertId()', E_USER_DEPRECATED);
-		return self::getConnection()->getInsertId($sequence);
-	}
-
-
 	/********************* misc tools ****************d*g**/