diff --git a/types/index.esm.d.ts b/types/index.esm.d.ts
index 5e5b12f5e43..80b33691411 100644
--- a/types/index.esm.d.ts
+++ b/types/index.esm.d.ts
@@ -2830,6 +2830,15 @@ export interface TickOptions {
 }
 
 export interface CartesianScaleOptions extends CoreScaleOptions {
+  /**
+   * Scale boundary strategy (bypassed by min/max time options)
+   * - `data`: make sure data are fully visible, ticks outside are removed
+   * - `ticks`: make sure ticks are fully visible, data outside are truncated
+   * @since 2.7.0
+   * @default 'ticks'
+   */
+  bounds: 'ticks' | 'data';
+
   /**
    * Position of the axis.
    */