diff --git a/addons/web/static/src/views/pivot/pivot_model.js b/addons/web/static/src/views/pivot/pivot_model.js
index 8fb8081ca0b..94e17f1fb44 100644
--- a/addons/web/static/src/views/pivot/pivot_model.js
+++ b/addons/web/static/src/views/pivot/pivot_model.js
@@ -1220,7 +1220,10 @@ export class PivotModel extends Model {
                     rowIndex === 0
                         ? undefined
                         : fields[colGroupBys[rowIndex - 1].split(":")[0]].string,
-                title: group.labels[group.labels.length - 1] || _t("Total"),
+                title:
+                    group.labels.length
+                        ? group.labels[group.labels.length - 1]
+                        : _t("Total"),
                 width: leafCount * measureCount * (2 * originCount - 1),
             };
             row.push(cell);
@@ -1271,7 +1274,10 @@ export class PivotModel extends Model {
         let rows = [];
         const group = tree.root;
         const rowGroupId = [group.values, []];
-        const title = group.labels[group.labels.length - 1] || this.env._t("Total");
+        const title =
+            group.labels.length
+                ? group.labels[group.labels.length - 1]
+                : this.env._t("Total");
         const indent = group.labels.length;
         const isLeaf = !tree.directSubTrees.size;
         const rowGroupBys = this.metaData.fullRowGroupBys;
diff --git a/addons/web/static/tests/views/pivot_view_tests.js b/addons/web/static/tests/views/pivot_view_tests.js
index 50eef86b5af..7581bc9bba9 100644
--- a/addons/web/static/tests/views/pivot_view_tests.js
+++ b/addons/web/static/tests/views/pivot_view_tests.js
@@ -279,6 +279,48 @@ QUnit.module("Views", (hooks) => {
         );
     });
 
+    QUnit.test("Pivot with integer row group by with 0 as header", async function (assert) {
+        serverData.models.partner.records[0].foo = 0;
+        serverData.models.partner.records[1].foo = 0;
+        serverData.models.partner.records[2].foo = 0;
+        serverData.models.partner.records[3].foo = 0;
+
+        const pivot = await makeView({
+            type: "pivot",
+            resModel: "partner",
+            serverData,
+            arch: `
+                <pivot string="Partners">
+                    <field name="foo" type="measure"/>
+                    <field name="foo" type="row"/>
+                </pivot>`,
+        });
+        const { rows } = pivot.model.getTable();
+        assert.strictEqual(rows.length, 2);
+        assert.strictEqual(rows[0].title, "Total");
+        assert.strictEqual(rows[1].title, 0);
+    });
+
+    QUnit.test("Pivot with integer col group by with 0 as header", async function (assert) {
+        serverData.models.partner.records[0].foo = 0;
+        serverData.models.partner.records[1].foo = 0;
+        serverData.models.partner.records[2].foo = 0;
+        serverData.models.partner.records[3].foo = 0;
+
+        const pivot = await makeView({
+            type: "pivot",
+            resModel: "partner",
+            serverData,
+            arch: `
+                <pivot string="Partners">
+                    <field name="foo" type="measure"/>
+                    <field name="foo" type="col"/>
+                </pivot>`,
+        });
+        const { headers } = pivot.model.getTable();
+        assert.strictEqual(headers[1][0].title, 0);
+    });
+
     QUnit.test(
         "pivot rendering with string attribute on non stored field",
         async function (assert) {