diff --git a/pkgs/servers/home-assistant/default.nix b/pkgs/servers/home-assistant/default.nix
index 07f5c52d45f7..6d91fdd0b4ae 100644
--- a/pkgs/servers/home-assistant/default.nix
+++ b/pkgs/servers/home-assistant/default.nix
@@ -147,6 +147,10 @@ let
           tag = "v${version}";
           hash = "sha256-Z2NN6k4mD6NixDON1MUOELpBZW9JvMvFErcCbFPdg2o=";
         };
+        pytestFlagsArray = [
+          "-W"
+          "ignore::pydantic.warnings.PydanticDeprecatedSince211"
+        ];
       });
 
       notifications-android-tv = super.notifications-android-tv.overridePythonAttrs (oldAttrs: rec {