diff --git a/pkgs/development/python-modules/aiohttp-jinja2/default.nix b/pkgs/development/python-modules/aiohttp-jinja2/default.nix
index 24804464faeb..84195d5545e0 100644
--- a/pkgs/development/python-modules/aiohttp-jinja2/default.nix
+++ b/pkgs/development/python-modules/aiohttp-jinja2/default.nix
@@ -14,7 +14,7 @@ buildPythonPackage rec {
   checkInputs = [ pytest pytest-aiohttp ];
 
   checkPhase = ''
-    py.test
+    pytest -W ignore::DeprecationWarning
   '';
 
   meta = with lib; {