diff --git a/asynction/mock_server.py b/asynction/mock_server.py
index 65ad245..d1bf827 100644
--- a/asynction/mock_server.py
+++ b/asynction/mock_server.py
@@ -17,6 +17,7 @@
 from typing import MutableSequence
 from typing import Optional
 from typing import Sequence
+from typing import Union
 
 from faker import Faker
 from faker.exceptions import UnsupportedFeature
@@ -138,7 +139,7 @@ def __init__(
     @classmethod
     def from_spec(
         cls,
-        spec_path: Path,
+        spec_path: Union[Path, AsyncApiSpec],
         validation: bool = True,
         server_name: Optional[str] = None,
         docs: bool = True,
@@ -160,7 +161,8 @@ def from_spec(
 
         * ``custom_formats_sample_size``
 
-        :param spec_path: The path where the AsyncAPI YAML specification is located.
+        :param spec_path: The path where the AsyncAPI YAML specification is located,
+                     or a pre loaded AsyncApiSpec object.
         :param validation: When set to ``False``, message payloads, channel
                            bindings and ack callbacks are NOT validated.
                            Defaults to ``True``.
diff --git a/asynction/server.py b/asynction/server.py
index e9d4c96..e0ab9a9 100644
--- a/asynction/server.py
+++ b/asynction/server.py
@@ -7,6 +7,7 @@
 from typing import Any
 from typing import Optional
 from typing import Sequence
+from typing import Union
 from urllib.parse import urlparse
 
 import jsonschema
@@ -113,7 +114,7 @@ def init_app(self, app: Optional[Flask], **kwargs) -> None:
     @classmethod
     def from_spec(
         cls,
-        spec_path: Path,
+        spec_path: Union[Path, AsyncApiSpec],
         validation: bool = True,
         server_name: Optional[str] = None,
         docs: bool = True,
@@ -124,7 +125,8 @@ def from_spec(
         """Create a Flask-SocketIO server from an AsyncAPI spec.
         This is the single entrypoint to the Asynction server API.
 
-        :param spec_path: The path where the AsyncAPI YAML specification is located.
+        :param spec_path: The path where the AsyncAPI YAML specification is located,
+                     or a pre loaded AsyncApiSpec object.
         :param validation: When set to ``False``, message payloads, channel
                            bindings and ack callbacks are NOT validated.
                            Defaults to ``True``.
@@ -155,7 +157,11 @@ def from_spec(
             )
 
         """
-        spec = load_spec(spec_path=spec_path)
+        if isinstance(spec_path, AsyncApiSpec):
+            spec = spec_path
+        else:
+            spec = load_spec(spec_path=spec_path)
+
         server_security: Sequence[SecurityRequirement] = []
         if (
             server_name is not None
diff --git a/tests/unit/test_mock_server.py b/tests/unit/test_mock_server.py
index bfafcb9..603c78f 100644
--- a/tests/unit/test_mock_server.py
+++ b/tests/unit/test_mock_server.py
@@ -29,6 +29,7 @@
 from asynction.mock_server import task_scheduler
 from asynction.server import AsynctionSocketIO
 from asynction.server import _noop_handler
+from asynction.server import load_spec
 from asynction.types import GLOBAL_NAMESPACE
 from asynction.types import AsyncApiSpec
 from asynction.types import Channel
@@ -140,6 +141,13 @@ def test_mock_asynction_socketio_from_spec(fixture_paths: FixturePaths):
     assert isinstance(mock_asio.faker, Faker)
 
 
+def test_mock_asynction_socketio_from_spec_object(fixture_paths: FixturePaths):
+    spec = load_spec(fixture_paths.simple)
+    mock_asio = MockAsynctionSocketIO.from_spec(spec_path=spec)
+    assert isinstance(mock_asio, MockAsynctionSocketIO)
+    assert isinstance(mock_asio.faker, Faker)
+
+
 def new_mock_asynction_socket_io(
     spec: AsyncApiSpec,
     app: Optional[Flask] = None,
diff --git a/tests/unit/test_server.py b/tests/unit/test_server.py
index a419aa7..964174b 100644
--- a/tests/unit/test_server.py
+++ b/tests/unit/test_server.py
@@ -50,6 +50,12 @@ def test_asynction_socketio_from_spec(fixture_paths: FixturePaths):
     assert isinstance(asio, AsynctionSocketIO)
 
 
+def test_asynction_socketio_from_spec_object(fixture_paths: FixturePaths):
+    spec = load_spec(fixture_paths.simple)
+    asio = AsynctionSocketIO.from_spec(spec_path=spec)
+    assert isinstance(asio, AsynctionSocketIO)
+
+
 def test_asynction_socketio_from_spec_uses_spec_server_path_as_socketio_path(
     fixture_paths: FixturePaths,
 ):