diff --git a/src/Fields/SelectField.php b/src/Fields/SelectField.php
index b42a85a9..7643d341 100644
--- a/src/Fields/SelectField.php
+++ b/src/Fields/SelectField.php
@@ -38,7 +38,7 @@ public function get_options() {
 	/**
 	 * Set options.
 	 *
-	 * @param iterable<SelectFieldOption|SelectFieldOptionGroup> $options Options.
+	 * @param iterable<SelectFieldOption|SelectFieldOptionGroup|CachedCallbackOptions> $options Options.
 	 * @return void
 	 */
 	public function set_options( $options ) {