diff --git a/pkgs/development/python-modules/google-nest-sdm/default.nix b/pkgs/development/python-modules/google-nest-sdm/default.nix
index 4fbddfb22684..5d2f1f1af3db 100644
--- a/pkgs/development/python-modules/google-nest-sdm/default.nix
+++ b/pkgs/development/python-modules/google-nest-sdm/default.nix
@@ -6,6 +6,7 @@
 , google-auth
 , google-auth-oauthlib
 , google-cloud-pubsub
+, pydantic
 , pytest-aiohttp
 , pytest-asyncio
 , pytestCheckHook
@@ -15,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "google-nest-sdm";
-  version = "2.2.4";
+  version = "2.2.5";
   format = "setuptools";
 
   disabled = pythonOlder "3.8";
@@ -24,7 +25,7 @@ buildPythonPackage rec {
     owner = "allenporter";
     repo = "python-google-nest-sdm";
     rev = "refs/tags/${version}";
-    hash = "sha256-HQzU6no/DV2QOC+LV7kUSrygTwgAvfMSmYIKaBd/PCE=";
+    hash = "sha256-UMP4FMyS8nAZmN7oKBZhMbqTgi4bSR/JmIeyWaZRZis=";
   };
 
   propagatedBuildInputs = [
@@ -32,6 +33,7 @@ buildPythonPackage rec {
     google-auth
     google-auth-oauthlib
     google-cloud-pubsub
+    pydantic
     requests-oauthlib
   ];