diff --git a/List-of-URL-parameters.md b/List-of-URL-parameters.md
index 45b8500..45d66bd 100644
--- a/List-of-URL-parameters.md
+++ b/List-of-URL-parameters.md
@@ -1,13 +1,26 @@
 A list of URL parameters for Invidious, which can automatically toggle various UI and video settings.
 
-*This list is incomplete. You can help by expanding it.*
+Supported player parameters are listed [here](https://github.com/omarroth/invidious/blob/8c2958b86d0952c176c1df83f2cbaa9adce5e59f/src/invidious/videos.cr#L1200-L1211).
 
-| Parameter          | Setting            |
-|--------------------|--------------------|
-| *UI Language*      |                    |
-| `hl=en`            | English            |
-| `hl=es`            | Spanish            |
-| *Quality*          |                    |
-| `quality=dash`     | DASH               |
-| *Subtitles*        |                    |
-| `subtitles=en`     | English (auto-generated)|
\ No newline at end of file
+_This list is incomplete. You can help by expanding it._
+
+| Parameter      | Setting                                                                                                                                          |
+| -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------ |
+| _UI Language_  | Reflects locales listed [here](https://github.com/omarroth/invidious/blob/8c2958b86d0952c176c1df83f2cbaa9adce5e59f/src/invidious.cr#L62-L74) |
+| `hl=ar`        | Arabic                                                                                                                                           |
+| `hl=de`        | German                                                                                                                                           |
+| `hl=en-US`     | English                                                                                                                                          |
+| `hl=eo`        | Esperanto                                                                                                                                        |
+| `hl=es`        | Spanish                                                                                                                                          |
+| `hl=eu`        | Basque                                                                                                                                           |
+| `hl=fr`        | French                                                                                                                                           |
+| `hl=it`        | Italian                                                                                                                                          |
+| `hl=nb_NO`     | Norwegian Bokmål                                                                                                                                 |
+| `hl=nl`        | Dutch                                                                                                                                            |
+| `hl=pl`        | Polish                                                                                                                                           |
+| `hl=ru`        | Russian                                                                                                                                          |
+| `hl=uk`        | Ukranian                                                                                                                                         |
+| _Quality_      |                                                                                                                                                  |
+| `quality=dash` | [DASH](https://en.wikipedia.org/wiki/Dynamic_Adaptive_Streaming_over_HTTP)                                                                       |
+| _Subtitles_    | List of ISO 639-1 language codes (comma-separated)                                                                                               |
+| `subtitles=en` | English (will use `auto-generated` if native translation is unavailable)                                                                         |