diff --git a/pkgs/development/python-modules/pyotgw/default.nix b/pkgs/development/python-modules/pyotgw/default.nix
index 03a07846b89b..322e915b9be9 100644
--- a/pkgs/development/python-modules/pyotgw/default.nix
+++ b/pkgs/development/python-modules/pyotgw/default.nix
@@ -11,7 +11,7 @@
 
 buildPythonPackage rec {
   pname = "pyotgw";
-  version = "2.2.0";
+  version = "2.2.1";
   pyproject = true;
 
   disabled = pythonOlder "3.8";
@@ -20,7 +20,7 @@ buildPythonPackage rec {
     owner = "mvn23";
     repo = "pyotgw";
     rev = "refs/tags/${version}";
-    hash = "sha256-SowM+glni1PGkM87JT9+QWTD4Tu9XmsfXg99GZzSCJM=";
+    hash = "sha256-jms7uSeafLxq26E9pyVVXtnW7yYD0OrU4KrXxTXoC4M=";
   };
 
   build-system = [ setuptools ];
@@ -34,6 +34,11 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "pyotgw" ];
 
+  disabledTests = [
+    # Tests require network access
+    "connect_timeouterror"
+  ];
+
   meta = with lib; {
     description = "Python module to interact the OpenTherm Gateway";
     homepage = "https://github.com/mvn23/pyotgw";