diff --git a/content/en/docs/Usage/configuration-options.md b/content/en/docs/Usage/configuration-options.md
index 899534c..d40fff9 100644
--- a/content/en/docs/Usage/configuration-options.md
+++ b/content/en/docs/Usage/configuration-options.md
@@ -132,6 +132,7 @@ make it all uppercase. Ex: `ND_LOGLEVEL=debug`. See below for all available opti
 | DefaultDownsamplingFormat                      | `ND_DEFAULTDOWNSAMPLINGFORMAT`    | Format to transcode to when client requests downsampling (specify maxBitrate without a format)                                                                                                                             | `opus`                                                     |
 | DefaultLanguage                                | `ND_DEFAULTLANGUAGE`              | Sets the default language used by the UI when logging in from a new browser. This value must match one of the file names in the [resources/i18n][i18n]. Ex: for Chinese Simplified it has to be `zh-Hans` (case sensitive) | `"en"`                                                     |
 | DefaultTheme                                   | `ND_DEFAULTTHEME`                 | Sets the default theme used by the UI when logging in from a new browser. This value must match one of the options in the UI                                                                                               | `Dark`                                                     |
+| DevActivityPanel                               | `ND_DEVACTIVITYPANEL`             | Controls the Activity Panel presence in the web UI. Try to set to `false` if the UI freezes                                                                                                                                | `true`                                                     |
 | EnableArtworkPrecache                          | `ND_ENABLEARTWORKPRECACHE`        | Enable image pre-caching of new added music                                                                                                                                                                                | `true`                                                     |
 | EnableCoverAnimation                           | `ND_ENABLECOVERANIMATION`         | Controls whether the player in the UI will animate the album cover (rotation)                                                                                                                                              | `true`                                                     |
 | EnableDownloads                                | `ND_ENABLEDOWNLOADS`              | Enable the option in the UI to download music/albums/artists/playlists from the server                                                                                                                                     | `true`                                                     |