diff --git a/pkgs/development/python-modules/pyads/default.nix b/pkgs/development/python-modules/pyads/default.nix
index 68dd02bb721d..1d6a7cb0387e 100644
--- a/pkgs/development/python-modules/pyads/default.nix
+++ b/pkgs/development/python-modules/pyads/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "pyads";
-  version = "3.4.0";
+  version = "3.4.2";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "stlehmann";
     repo = "pyads";
     rev = "refs/tags/${version}";
-    hash = "sha256-HJ/dlRuwFSY5j/mAp6rLMlTV59GFwrTV27n73TWlCUo=";
+    hash = "sha256-OvDh92fwHW+UzEO5iqVOY7d5H0Es6CJK/f/HCyLO9J4=";
   };
 
   build-system = [ setuptools ];