diff --git a/addons/web/static/src/core/orm_service.js b/addons/web/static/src/core/orm_service.js
index fea150e4452..8c3024c487d 100644
--- a/addons/web/static/src/core/orm_service.js
+++ b/addons/web/static/src/core/orm_service.js
@@ -129,9 +129,9 @@ export class ORM {
     }
 
     readGroup(model, domain, fields, groupby, options = {}, ctx = {}) {
+        validateArray("domain", domain);
         validatePrimitiveList("fields", "string", fields);
         validatePrimitiveList("groupby", "string", groupby);
-        validateArray("domain", domain);
         const kwargs = {
             domain,
             groupby,
@@ -139,7 +139,7 @@ export class ORM {
             context: ctx,
         };
         assignOptions(kwargs, options, ["lazy", "offset", "orderby", "limit"]);
-        return this.call(model, "web_read_group", [], kwargs);
+        return this.call(model, "read_group", [], kwargs);
     }
 
     search(model, domain, options = {}, ctx = {}) {
@@ -169,6 +169,20 @@ export class ORM {
         return this.call(model, "unlink", [ids], { context: ctx });
     }
 
+    webReadGroup(model, domain, fields, groupby, options = {}, ctx = {}) {
+        validateArray("domain", domain);
+        validatePrimitiveList("fields", "string", fields);
+        validatePrimitiveList("groupby", "string", groupby);
+        const kwargs = {
+            domain,
+            groupby,
+            fields,
+            context: ctx,
+        };
+        assignOptions(kwargs, options, ["lazy", "offset", "orderby", "limit"]);
+        return this.call(model, "web_read_group", [], kwargs);
+    }
+
     webSearchRead(model, domain, fields, options = {}, ctx = {}) {
         validateArray("domain", domain);
         validatePrimitiveList("fields", "string", fields);
diff --git a/addons/web/static/tests/core/orm_service_tests.js b/addons/web/static/tests/core/orm_service_tests.js
index c8e7d11fcc2..12843cd3179 100644
--- a/addons/web/static/tests/core/orm_service_tests.js
+++ b/addons/web/static/tests/core/orm_service_tests.js
@@ -155,11 +155,11 @@ QUnit.test("write method", async (assert) => {
     });
 });
 
-QUnit.test("readGroup method", async (assert) => {
+QUnit.test("webReadGroup method", async (assert) => {
     const [query, rpc] = makeFakeRPC();
     serviceRegistry.add("rpc", rpc);
     const env = await makeTestEnv();
-    await env.services.orm.readGroup(
+    await env.services.orm.webReadGroup(
         "sale.order",
         [["user_id", "=", 2]],
         ["amount_total:sum"],
@@ -185,6 +185,36 @@ QUnit.test("readGroup method", async (assert) => {
     });
 });
 
+QUnit.test("readGroup method", async (assert) => {
+    const [query, rpc] = makeFakeRPC();
+    serviceRegistry.add("rpc", rpc);
+    const env = await makeTestEnv();
+    await env.services.orm.readGroup(
+        "sale.order",
+        [["user_id", "=", 2]],
+        ["amount_total:sum"],
+        ["date_order"],
+        { offset: 1 }
+    );
+    assert.strictEqual(query.route, "/web/dataset/call_kw/sale.order/read_group");
+    assert.deepEqual(query.params, {
+        args: [],
+        kwargs: {
+            domain: [["user_id", "=", 2]],
+            fields: ["amount_total:sum"],
+            groupby: ["date_order"],
+            context: {
+                lang: "en",
+                uid: 7,
+                tz: "taht",
+            },
+            offset: 1,
+        },
+        method: "read_group",
+        model: "sale.order",
+    });
+});
+
 QUnit.test("searchRead method", async (assert) => {
     const [query, rpc] = makeFakeRPC();
     serviceRegistry.add("rpc", rpc);