diff --git a/pkgs/development/python-modules/param/default.nix b/pkgs/development/python-modules/param/default.nix
index f6bbbf3b78ff..638a3182ca1b 100644
--- a/pkgs/development/python-modules/param/default.nix
+++ b/pkgs/development/python-modules/param/default.nix
@@ -40,6 +40,10 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  pytestFlagsArray = [
+    "-W" "ignore::DeprecationWarning"
+  ];
+
   pythonImportsCheck = [
     "param"
   ];