diff --git a/pkgs/development/python-modules/aiohomematic/default.nix b/pkgs/development/python-modules/aiohomematic/default.nix
index 43e343eea57d..d226d6ebaed6 100644
--- a/pkgs/development/python-modules/aiohomematic/default.nix
+++ b/pkgs/development/python-modules/aiohomematic/default.nix
@@ -4,6 +4,7 @@
   buildPythonPackage,
   fetchFromGitHub,
   freezegun,
+  openccu-data,
   orjson,
   pydantic,
   pydevccu,
@@ -18,7 +19,7 @@
 
 buildPythonPackage rec {
   pname = "aiohomematic";
-  version = "2026.4.6";
+  version = "2026.5.11";
   pyproject = true;
 
   disabled = pythonOlder "3.14";
@@ -27,13 +28,14 @@ buildPythonPackage rec {
     owner = "SukramJ";
     repo = "aiohomematic";
     tag = version;
-    hash = "sha256-R7hQprIAK7Xs+XpmMecAGGrAYzfBk+fQo17tkByC0Kc=";
+    hash = "sha256-Ua7/sLhL0mbZvJwx+TNfXoP+z+jE2TyCO3DqsFpPe6A=";
   };
 
   build-system = [ setuptools ];
 
   dependencies = [
     aiohttp
+    openccu-data
     orjson
     pydantic
     python-slugify