diff --git a/tests/test_compat_params_v1.py b/tests/test_compat_params_v1.py
index 10adeb34f..521db3e72 100644
--- a/tests/test_compat_params_v1.py
+++ b/tests/test_compat_params_v1.py
@@ -7,6 +7,8 @@ from fastapi._compat.v1 import BaseModel
 from fastapi.testclient import TestClient
 from inline_snapshot import snapshot
 
+from tests.utils import pydantic_snapshot
+
 
 class Item(BaseModel):
     name: str
@@ -571,14 +573,23 @@ def test_openapi_schema():
                             "required": True,
                             "content": {
                                 "application/json": {
-                                    "schema": {
-                                        "title": "Body",
-                                        "allOf": [
+                                    "schema": pydantic_snapshot(
+                                        v1=snapshot(
                                             {
                                                 "$ref": "#/components/schemas/Body_update_item_items__item_id__put"
                                             }
-                                        ],
-                                    }
+                                        ),
+                                        v2=snapshot(
+                                            {
+                                                "title": "Body",
+                                                "allOf": [
+                                                    {
+                                                        "$ref": "#/components/schemas/Body_update_item_items__item_id__put"
+                                                    }
+                                                ],
+                                            }
+                                        ),
+                                    ),
                                 }
                             },
                         },
@@ -783,14 +794,23 @@ def test_openapi_schema():
                         "requestBody": {
                             "content": {
                                 "application/json": {
-                                    "schema": {
-                                        "allOf": [
+                                    "schema": pydantic_snapshot(
+                                        v1=snapshot(
                                             {
                                                 "$ref": "#/components/schemas/Body_create_item_embed_items_embed__post"
                                             }
-                                        ],
-                                        "title": "Body",
-                                    }
+                                        ),
+                                        v2=snapshot(
+                                            {
+                                                "allOf": [
+                                                    {
+                                                        "$ref": "#/components/schemas/Body_create_item_embed_items_embed__post"
+                                                    }
+                                                ],
+                                                "title": "Body",
+                                            }
+                                        ),
+                                    ),
                                 }
                             },
                             "required": True,
@@ -820,14 +840,23 @@ def test_openapi_schema():
                         "requestBody": {
                             "content": {
                                 "application/x-www-form-urlencoded": {
-                                    "schema": {
-                                        "allOf": [
+                                    "schema": pydantic_snapshot(
+                                        v1=snapshot(
                                             {
                                                 "$ref": "#/components/schemas/Body_submit_form_form_data__post"
                                             }
-                                        ],
-                                        "title": "Body",
-                                    }
+                                        ),
+                                        v2=snapshot(
+                                            {
+                                                "allOf": [
+                                                    {
+                                                        "$ref": "#/components/schemas/Body_submit_form_form_data__post"
+                                                    }
+                                                ],
+                                                "title": "Body",
+                                            }
+                                        ),
+                                    ),
                                 }
                             },
                             "required": True,
@@ -857,14 +886,23 @@ def test_openapi_schema():
                         "requestBody": {
                             "content": {
                                 "multipart/form-data": {
-                                    "schema": {
-                                        "allOf": [
+                                    "schema": pydantic_snapshot(
+                                        v1=snapshot(
                                             {
                                                 "$ref": "#/components/schemas/Body_upload_file_upload__post"
                                             }
-                                        ],
-                                        "title": "Body",
-                                    }
+                                        ),
+                                        v2=snapshot(
+                                            {
+                                                "allOf": [
+                                                    {
+                                                        "$ref": "#/components/schemas/Body_upload_file_upload__post"
+                                                    }
+                                                ],
+                                                "title": "Body",
+                                            }
+                                        ),
+                                    ),
                                 }
                             },
                             "required": True,
@@ -894,14 +932,23 @@ def test_openapi_schema():
                         "requestBody": {
                             "content": {
                                 "multipart/form-data": {
-                                    "schema": {
-                                        "allOf": [
+                                    "schema": pydantic_snapshot(
+                                        v1=snapshot(
                                             {
                                                 "$ref": "#/components/schemas/Body_upload_multiple_files_upload_multiple__post"
                                             }
-                                        ],
-                                        "title": "Body",
-                                    }
+                                        ),
+                                        v2=snapshot(
+                                            {
+                                                "allOf": [
+                                                    {
+                                                        "$ref": "#/components/schemas/Body_upload_multiple_files_upload_multiple__post"
+                                                    }
+                                                ],
+                                                "title": "Body",
+                                            }
+                                        ),
+                                    ),
                                 }
                             },
                             "required": True,
@@ -928,12 +975,21 @@ def test_openapi_schema():
             "components": {
                 "schemas": {
                     "Body_create_item_embed_items_embed__post": {
-                        "properties": {
-                            "item": {
-                                "allOf": [{"$ref": "#/components/schemas/Item"}],
-                                "title": "Item",
-                            }
-                        },
+                        "properties": pydantic_snapshot(
+                            v1=snapshot(
+                                {"item": {"$ref": "#/components/schemas/Item"}}
+                            ),
+                            v2=snapshot(
+                                {
+                                    "item": {
+                                        "allOf": [
+                                            {"$ref": "#/components/schemas/Item"}
+                                        ],
+                                        "title": "Item",
+                                    }
+                                }
+                            ),
+                        ),
                         "type": "object",
                         "required": ["item"],
                         "title": "Body_create_item_embed_items_embed__post",
@@ -959,10 +1015,17 @@ def test_openapi_schema():
                     },
                     "Body_update_item_items__item_id__put": {
                         "properties": {
-                            "item": {
-                                "allOf": [{"$ref": "#/components/schemas/Item"}],
-                                "title": "Item",
-                            },
+                            "item": pydantic_snapshot(
+                                v1=snapshot({"$ref": "#/components/schemas/Item"}),
+                                v2=snapshot(
+                                    {
+                                        "allOf": [
+                                            {"$ref": "#/components/schemas/Item"}
+                                        ],
+                                        "title": "Item",
+                                    }
+                                ),
+                            ),
                             "importance": {
                                 "type": "integer",
                                 "maximum": 10.0,