diff --git a/docs/getting-started/v3-migration.md b/docs/getting-started/v3-migration.md
index 9fa7610fac0..f74ba30f59b 100644
--- a/docs/getting-started/v3-migration.md
+++ b/docs/getting-started/v3-migration.md
@@ -33,6 +33,7 @@ Chart.js 3.0 introduces a number of breaking changes. Chart.js 2.0 was released
 ### Options
 
 * The dataset option `tension` was renamed to `lineTension`
+* `Polar area` `startAngle` option is now consistent with `Radar`, 0 is at top and value is in degrees. Default is changed from `-½π` to  `0`.
 * `scales.[x/y]Axes` arrays were removed. Scales are now configured directly to `options.scales` object with the object key being the scale Id.
 * `scales.[x/y]Axes.barPercentage` was moved to dataset option `barPercentage`
 * `scales.[x/y]Axes.barThickness` was moved to dataset option `barThickness`