diff --git a/core/src/components/picker/picker-interface.ts b/core/src/components/picker/picker-interface.ts
index 6fed197756..649e3dbecb 100644
--- a/core/src/components/picker/picker-interface.ts
+++ b/core/src/components/picker/picker-interface.ts
@@ -42,6 +42,11 @@ export interface PickerColumn {
   prefixWidth?: string;
   suffixWidth?: string;
   optionsWidth?: string;
+
+  /**
+   * @deprecated - Use the `columns` property on `ion-picker`
+   * to refresh the component view instead.
+   */
   refresh?: () => void;
 }