diff --git a/docs/custom-actions/action-types.md b/docs/custom-actions/action-types.md
index b72d56e..78c0b6f 100644
--- a/docs/custom-actions/action-types.md
+++ b/docs/custom-actions/action-types.md
@@ -564,6 +564,13 @@ Code executed with the Webhook.site JavaScript action runs in a sandbox where th
    const createClient = require('supabase')
    const supabase = createClient('https://xyzcompany.supabase.co', 'public-anon-key')
    ```
+* [`moment`](https://momentjs.com/docs) - Date and Time library
+   ```javascript
+   const moment = require('moment')
+   const startOfLastWeek = moment().subtract(1, 'weeks').startOf('isoWeek').startOf('day').format();
+   console.log(startOfLastWeek)
+   // 2024-09-16T00:00:00+02:00
+   ```
    
 Do you need a library that isn't listed here? Please <a href="https://support.webhook.site">contact support</a>!
 
diff --git a/docs/news.markdown b/docs/news.markdown
index 1cc5718..a8fbdce 100644
--- a/docs/news.markdown
+++ b/docs/news.markdown
@@ -22,6 +22,10 @@ Subscribe below to receive updates about improvements and new features on Webhoo
 </form>
 </div>
 
+## 25 September 2024
+
+* `moment` library added to the JavaScript Custom Action. [More info here](/custom-actions/action-types.html#utility-modules)
+
 ## 10 September 2024
 
 * When creating a date variable using the Set Variable action, it's now possible to specify an output timezone format.