diff --git a/docs/api.md b/docs/api.md
index 0f73e1a170c..5d1d0c44573 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -1510,7 +1510,7 @@ If the name is empty, returns the id attribute instead.
 #### frame.select(selector, ...values)
 - `selector` <[string]> A [selector] to query frame for
 - `...values` <...[string]> Values of options to select. If the `<select>` has the `multiple` attribute, all values are considered, otherwise only the first one is taken into account.
-- returns: <[Promise]<[string]>>
+- returns: <[Promise]<[Array]<[string]>>> Returns an array of option values that have been successfully selected.
 
 Triggers a `change` and `input` event once all the provided options have been selected.
 If there's no `<select>` element matching `selector`, the method throws an error.