diff --git a/addons/web/static/src/views/form/form_arch_parser.js b/addons/web/static/src/views/form/form_arch_parser.js
index 3dc52ceec9c..002d439d3bc 100644
--- a/addons/web/static/src/views/form/form_arch_parser.js
+++ b/addons/web/static/src/views/form/form_arch_parser.js
@@ -49,7 +49,18 @@ export class FormArchParser extends XMLParser {
         });
         // TODO: generate activeFields for the model based on fieldNodes (merge duplicated fields)
         for (const fieldNode of Object.values(fieldNodes)) {
-            activeFields[fieldNode.name] = fieldNode;
+            const fieldName = fieldNode.name;
+            if (activeFields[fieldName]) {
+                const { alwaysInvisible } = fieldNode;
+                activeFields[fieldName] = {
+                    ...fieldNode,
+                    // a field can only be considered to be always invisible
+                    // if all its nodes are always invisible
+                    alwaysInvisible: activeFields[fieldName].alwaysInvisible && alwaysInvisible,
+                };
+            } else {
+                activeFields[fieldName] = fieldNode;
+            }
             // const { onChange, modifiers } = fieldNode;
             // let readonly = modifiers.readonly || [];
             // let required = modifiers.required || [];
diff --git a/addons/web/static/tests/views/form/form_view_tests.js b/addons/web/static/tests/views/form/form_view_tests.js
index 17cced3422b..3b1029be563 100644
--- a/addons/web/static/tests/views/form/form_view_tests.js
+++ b/addons/web/static/tests/views/form/form_view_tests.js
@@ -12699,6 +12699,28 @@ QUnit.module("Views", (hooks) => {
         assert.verifySteps(["get_views", "onchange", "create", "read"]);
     });
 
+    QUnit.test("save a form view with a duplicated invisible required field", async function (assert) {
+        serverData.models.partner.fields.text = { string: "Text", type: "char", required: 1 };
+
+        await makeView({
+            type: "form",
+            resModel: "partner",
+            serverData,
+            arch: `
+                <form>
+                    <group>
+                        <field name="text"/>
+                        <field name="text" invisible="1"/>
+                    </group>
+                </form>`,
+        });
+
+        await clickSave(target);
+
+        assert.containsOnce(target, ".o_form_label.o_field_invalid");
+        assert.containsOnce(target, ".o_field_char.o_field_invalid");
+    });
+
     QUnit.test(
         "save a form view with an invisible required field in a x2many",
         async function (assert) {