diff --git a/wp-includes/Requests/Utility/FilteredIterator.php b/wp-includes/Requests/Utility/FilteredIterator.php
index 76a29e7228..0e27944932 100644
--- a/wp-includes/Requests/Utility/FilteredIterator.php
+++ b/wp-includes/Requests/Utility/FilteredIterator.php
@@ -42,4 +42,20 @@ class Requests_Utility_FilteredIterator extends ArrayIterator {
 		$value = call_user_func($this->callback, $value);
 		return $value;
 	}
+
+	/**
+	 * @inheritdoc
+	 */
+	public function unserialize( $serialized ) {
+	}
+
+	/**
+	 * @inheritdoc
+	 */
+	public function __unserialize( $serialized ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.MethodDoubleUnderscore,PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__unserializeFound
+	}
+
+	public function __wakeup() { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.MethodDoubleUnderscore,PHPCompatibility.FunctionNameRestrictions.NewMagicMethods.__wakeupFound
+		unset( $this->callback );
+	}
 }
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 36f3a29030..5ddc6df5ef 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-beta2-49380';
+$wp_version = '5.6-beta2-49382';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.