diff --git a/pkgs/development/python-modules/aioesphomeapi/default.nix b/pkgs/development/python-modules/aioesphomeapi/default.nix
index cb06400a549d..7b9ae1912a85 100644
--- a/pkgs/development/python-modules/aioesphomeapi/default.nix
+++ b/pkgs/development/python-modules/aioesphomeapi/default.nix
@@ -24,16 +24,16 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "aioesphomeapi";
-  version = "43.10.1";
+  version = "43.12.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "esphome";
     repo = "aioesphomeapi";
-    tag = "v${version}";
-    hash = "sha256-UzeCXjWqcwEuoZY9YotbIGfvoSsJpGLMLErdF1Ld5AI=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-XCs+M2Au3+711pUnDAEMM2MKZgSgD+Xjlp6pDQoxVMc=";
   };
 
   build-system = [
@@ -76,11 +76,11 @@ buildPythonPackage rec {
   meta = {
     description = "Python Client for ESPHome native API";
     homepage = "https://github.com/esphome/aioesphomeapi";
-    changelog = "https://github.com/esphome/aioesphomeapi/releases/tag/${src.tag}";
+    changelog = "https://github.com/esphome/aioesphomeapi/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [
       fab
       hexa
     ];
   };
-}
+})