diff --git a/pkgs/development/python-modules/aionotion/default.nix b/pkgs/development/python-modules/aionotion/default.nix
index c99a317d2ca1..3368880c7140 100644
--- a/pkgs/development/python-modules/aionotion/default.nix
+++ b/pkgs/development/python-modules/aionotion/default.nix
@@ -39,6 +39,9 @@ buildPythonPackage rec {
       url = "https://github.com/bachya/aionotion/commit/53c7285110d12810f9b43284295f71d052a81b83.patch";
       hash = "sha256-RLRbHmaR2A8MNc96WHx0L8ccyygoBUaOulAuRJkFuUM=";
     })
+
+    # based on https://github.com/bachya/aionotion/pull/235
+    ./pydantic_2-compatibility.patch
   ];
 
   nativeBuildInputs = [
diff --git a/pkgs/development/python-modules/aionotion/pydantic_2-compatibility.patch b/pkgs/development/python-modules/aionotion/pydantic_2-compatibility.patch
new file mode 100644
index 000000000000..44c34b664f64
--- /dev/null
+++ b/pkgs/development/python-modules/aionotion/pydantic_2-compatibility.patch
@@ -0,0 +1,111 @@
+diff --git a/aionotion/bridge/models.py b/aionotion/bridge/models.py
+index 260566d..f2e640c 100644
+--- a/aionotion/bridge/models.py
++++ b/aionotion/bridge/models.py
+@@ -5,7 +5,10 @@ from __future__ import annotations
+ from datetime import datetime
+ from typing import Optional, Union
+ 
+-from pydantic import BaseModel, validator
++try:
++    from pydantic.v1 import BaseModel, validator
++except ModuleNotFoundError:
++    from pydantic import BaseModel, validator
+ 
+ from aionotion.helpers.validators import validate_timestamp
+ 
+diff --git a/aionotion/client.py b/aionotion/client.py
+index 5332334..e2f9035 100644
+--- a/aionotion/client.py
++++ b/aionotion/client.py
+@@ -5,7 +5,10 @@ from typing import Any, cast
+ 
+ from aiohttp import ClientSession, ClientTimeout
+ from aiohttp.client_exceptions import ClientError
+-from pydantic import BaseModel, ValidationError
++try:
++    from pydantic.v1 import BaseModel, ValidationError
++except ModuleNotFoundError:
++    from pydantic import BaseModel, ValidationError
+ 
+ from aionotion.bridge import Bridge
+ from aionotion.const import LOGGER
+diff --git a/aionotion/device/models.py b/aionotion/device/models.py
+index c19bc3e..ea7f577 100644
+--- a/aionotion/device/models.py
++++ b/aionotion/device/models.py
+@@ -4,7 +4,10 @@ from __future__ import annotations
+ 
+ from datetime import datetime
+ 
+-from pydantic import BaseModel, validator
++try:
++    from pydantic.v1 import BaseModel, validator
++except ModuleNotFoundError:
++    from pydantic import BaseModel, validator
+ 
+ from aionotion.helpers.validators import validate_timestamp
+ 
+diff --git a/aionotion/helpers/typing.py b/aionotion/helpers/typing.py
+index 130c5ab..b2c3726 100644
+--- a/aionotion/helpers/typing.py
++++ b/aionotion/helpers/typing.py
+@@ -1,6 +1,9 @@
+ """Define typing helpers."""
+ from typing import TypeVar
+ 
+-from pydantic import BaseModel
++try:
++    from pydantic.v1 import BaseModel
++except ModuleNotFoundError:
++    from pydantic import BaseModel
+ 
+ BaseModelT = TypeVar("BaseModelT", bound=BaseModel)
+diff --git a/aionotion/sensor/models.py b/aionotion/sensor/models.py
+index 3bcfb12..643a282 100644
+--- a/aionotion/sensor/models.py
++++ b/aionotion/sensor/models.py
+@@ -6,7 +6,10 @@ from datetime import datetime
+ from enum import Enum
+ from typing import Any, Literal, Optional
+ 
+-from pydantic import BaseModel, Extra, validator
++try:
++    from pydantic.v1 import BaseModel, Extra, validator
++except ModuleNotFoundError:
++    from pydantic import BaseModel, Extra, validator
+ 
+ from aionotion.const import LOGGER
+ from aionotion.helpers.validators import validate_timestamp
+diff --git a/aionotion/system/models.py b/aionotion/system/models.py
+index d5b27d3..7931959 100644
+--- a/aionotion/system/models.py
++++ b/aionotion/system/models.py
+@@ -5,7 +5,10 @@ from __future__ import annotations
+ from datetime import datetime
+ from typing import Optional
+ 
+-from pydantic import BaseModel, validator
++try:
++    from pydantic.v1 import BaseModel, validator
++except ModuleNotFoundError:
++    from pydantic import BaseModel, validator
+ 
+ from aionotion.helpers.validators import validate_timestamp
+ 
+diff --git a/aionotion/user/models.py b/aionotion/user/models.py
+index 856fbc3..723041e 100644
+--- a/aionotion/user/models.py
++++ b/aionotion/user/models.py
+@@ -2,7 +2,10 @@
+ # pylint: disable=too-few-public-methods
+ from __future__ import annotations
+ 
+-from pydantic import BaseModel
++try:
++    from pydantic.v1 import BaseModel
++except ModuleNotFoundError:
++    from pydantic import BaseModel
+ 
+ 
+ class UserPreferences(BaseModel):