diff --git a/addons/web/static/src/core/select_menu/select_menu.js b/addons/web/static/src/core/select_menu/select_menu.js
index 7312c264247..e549c8a4059 100644
--- a/addons/web/static/src/core/select_menu/select_menu.js
+++ b/addons/web/static/src/core/select_menu/select_menu.js
@@ -1,6 +1,6 @@
 /** @odoo-module **/
 
-import { Component, useState, useRef, onWillUpdateProps } from "@odoo/owl";
+import { Component, useState, useRef, onWillUpdateProps, useEffect } from "@odoo/owl";
 import { Dropdown } from "@web/core/dropdown/dropdown";
 import { DropdownItem } from "@web/core/dropdown/dropdown_item";
 import { _lt } from "@web/core/l10n/translation";
@@ -94,14 +94,14 @@ export class SelectMenu extends Component {
             if (this.props.value !== nextProps.value) {
                 this.selectedChoice = this.getSelectedChoice(nextProps);
             }
-            if (
-                this.props.choices.length !== nextProps.choices.length ||
-                this.props.groups.length !== nextProps.groups.length
-            ) {
-                const groups = [{ choices: nextProps.choices }, ...nextProps.groups];
-                this.filterOptions(this.state.searchValue, groups);
-            }
         });
+        useEffect(
+            () => {
+                const groups = [{ choices: this.props.choices }, ...this.props.groups];
+                this.filterOptions(this.state.searchValue, groups);
+            },
+            () => [this.props.choices, this.props.groups]
+        );
     }
 
     get displayValue() {
diff --git a/addons/web/static/tests/core/select_menu_tests.js b/addons/web/static/tests/core/select_menu_tests.js
index 275c5b61124..e1344e90682 100644
--- a/addons/web/static/tests/core/select_menu_tests.js
+++ b/addons/web/static/tests/core/select_menu_tests.js
@@ -912,6 +912,7 @@ QUnit.module("Web Components", (hooks) => {
         );
 
         await editInput(target, "input.o_select_menu_sticky", "cou");
+        await nextTick();
         assert.strictEqual(
             target.querySelector(".o_select_menu_menu").textContent,
             "Coucou",
@@ -929,4 +930,64 @@ QUnit.module("Web Components", (hooks) => {
             "SelectMenu has two choices available"
         );
     });
+
+    QUnit.test("Choices are updated and filtered when props change", async (assert) => {
+        class Parent extends Component {
+            setup() {
+                this.state = useState({
+                    choices: [
+                        { label: "Hello", value: "hello" },
+                        { label: "Coucou", value: "hello2" },
+                    ],
+                    value: "hello",
+                });
+            }
+
+            onInput() {
+                this.state.choices = [
+                    { label: "Coucou", value: "hello2" },
+                    { label: "Good afternoon", value: "hello3" },
+                ];
+            }
+
+            onSelect(value) {
+                assert.step(value);
+                this.state.value = value;
+            }
+        }
+        Parent.components = { SelectMenu };
+        Parent.template = xml`
+            <SelectMenu
+                choices="state.choices"
+                value="state.value"
+                onInput.bind="onInput"
+                onSelect.bind="onSelect"
+            />
+        `;
+
+        await mount(Parent, target, { env });
+        assert.strictEqual(getValue(), "Hello");
+
+        await open();
+        assert.strictEqual(
+            target.querySelector(".o_select_menu_menu").textContent,
+            "CoucouHello",
+            "SelectMenu has two choices available"
+        );
+
+        // edit the input, to trigger onInput and update the props
+        await editInput(target, "input.o_select_menu_sticky", "aft");
+        await nextTick();
+
+        await click(target.querySelectorAll(".o_select_menu_item_label")[0]);
+        assert.verifySteps(["hello3"], "added item can be selected");
+        assert.strictEqual(getValue(), "Good afternoon");
+
+        await open();
+        assert.strictEqual(
+            target.querySelector(".o_select_menu_menu").textContent,
+            "CoucouGood afternoon",
+            "SelectMenu has two updated choices available"
+        );
+    });
 });