diff --git a/addons/spreadsheet/static/src/chart/plugins/chart_odoo_menu_plugin.js b/addons/spreadsheet/static/src/chart/plugins/chart_odoo_menu_plugin.js
index 02549354b89..b2acb6317af 100644
--- a/addons/spreadsheet/static/src/chart/plugins/chart_odoo_menu_plugin.js
+++ b/addons/spreadsheet/static/src/chart/plugins/chart_odoo_menu_plugin.js
@@ -1,4 +1,5 @@
 /** @odoo-module */
+
 import spreadsheet from "@spreadsheet/o_spreadsheet/o_spreadsheet_extended";
 const { coreTypes } = spreadsheet;
 
diff --git a/addons/spreadsheet/static/src/data_sources/odoo_views_data_source.js b/addons/spreadsheet/static/src/data_sources/odoo_views_data_source.js
index ecbef2a98fe..439bad81468 100644
--- a/addons/spreadsheet/static/src/data_sources/odoo_views_data_source.js
+++ b/addons/spreadsheet/static/src/data_sources/odoo_views_data_source.js
@@ -12,7 +12,7 @@ import { omit } from "@web/core/utils/objects";
 /**
  * @typedef {Object} OdooModelMetaData
  * @property {string} resModel
- * @property {Array<Object>|undefined} fields
+ * @property {Array<Field>|undefined} fields
  */
 
 export class OdooViewsDataSource extends LoadableDataSource {
@@ -28,7 +28,10 @@ export class OdooViewsDataSource extends LoadableDataSource {
         this._metaData = JSON.parse(JSON.stringify(params.metaData));
         /** @protected */
         this._initialSearchParams = JSON.parse(JSON.stringify(params.searchParams));
-        this._initialSearchParams.context = omit(this._initialSearchParams.context || {}, ...Object.keys(this._orm.user.context));
+        this._initialSearchParams.context = omit(
+            this._initialSearchParams.context || {},
+            ...Object.keys(this._orm.user.context)
+        );
         /** @private */
         this._customDomain = this._initialSearchParams.domain;
     }
diff --git a/addons/spreadsheet/static/src/global_filters/components/filter_date_value/filter_date_value.js b/addons/spreadsheet/static/src/global_filters/components/filter_date_value/filter_date_value.js
index cc48e6cde04..3ee7cfd307e 100644
--- a/addons/spreadsheet/static/src/global_filters/components/filter_date_value/filter_date_value.js
+++ b/addons/spreadsheet/static/src/global_filters/components/filter_date_value/filter_date_value.js
@@ -35,6 +35,9 @@ export class DateFilterValue extends Component {
         return this.period === periodId;
     }
 
+    /**
+     * @param {Event & { target: HTMLSelectElement }} ev
+     */
     onPeriodChanged(ev) {
         this.period = ev.target.value;
         this._updateFilter();
@@ -58,7 +61,7 @@ DateFilterValue.components = { YearPicker };
 
 DateFilterValue.props = {
     // See @spreadsheet_edition/bundle/global_filters/filters_plugin.RangeType
-    type: { validate: (t) => ["year", "month", "quarter"].includes(t) },
+    type: { validate: (/**@type {string} */ t) => ["year", "month", "quarter"].includes(t) },
     onTimeRangeChanged: Function,
     yearOffset: { type: Number, optional: true },
     period: { type: String, optional: true },
diff --git a/addons/spreadsheet/static/src/global_filters/plugins/global_filters_core_plugin.js b/addons/spreadsheet/static/src/global_filters/plugins/global_filters_core_plugin.js
index d0812e3a8c1..4606ef06e19 100644
--- a/addons/spreadsheet/static/src/global_filters/plugins/global_filters_core_plugin.js
+++ b/addons/spreadsheet/static/src/global_filters/plugins/global_filters_core_plugin.js
@@ -15,6 +15,7 @@
  * @property {string} type "text" | "date" | "relation"
  * @property {RangeType} [rangeType]
  * @property {boolean} [defaultsToCurrentPeriod]
+ * @property {boolean} [automaticDefaultValue]
  * @property {string|Array<string>|Object} defaultValue Default Value
  * @property {number} [modelID] ID of the related model
  * @property {string} [modelName] Name of the related model
@@ -143,7 +144,7 @@ export class GlobalFiltersCorePlugin extends spreadsheet.CorePlugin {
     /**
      * Remove a global filter
      *
-     * @param {number} id Id of the filter to remove
+     * @param {string} id Id of the filter to remove
      */
     _removeGlobalFilter(id) {
         const globalFilters = { ...this.globalFilters };
@@ -153,7 +154,7 @@ export class GlobalFiltersCorePlugin extends spreadsheet.CorePlugin {
     /**
      * Edit a global filter
      *
-     * @param {number} id Id of the filter to update
+     * @param {string} id Id of the filter to update
      * @param {GlobalFilter} newFilter
      */
     _editGlobalFilter(id, newFilter) {
diff --git a/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet_extended.js b/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet_extended.js
index 736467c10d5..5ce0677d9b2 100644
--- a/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet_extended.js
+++ b/addons/spreadsheet/static/src/o_spreadsheet/o_spreadsheet_extended.js
@@ -1,5 +1,10 @@
 /** @odoo-module */
 
+/**
+ * Requires to have the file o_spreadsheet.d.ts included in the file tsconfig.json
+ * See https://github.com/odoo/odoo/blob/16.0/addons/web/tooling/types/readme.md
+ */
+/** @type {o_spreadsheet} */
 const spreadsheet = window.o_spreadsheet;
 export const initCallbackRegistry = new spreadsheet.Registry();