diff --git a/pkgs/development/python-modules/jupyter-packaging/default.nix b/pkgs/development/python-modules/jupyter-packaging/default.nix
index b4220824ae93..622e923d1c27 100644
--- a/pkgs/development/python-modules/jupyter-packaging/default.nix
+++ b/pkgs/development/python-modules/jupyter-packaging/default.nix
@@ -47,6 +47,8 @@ buildPythonPackage rec {
     pytest-timeout
   ];
 
+  pytestFlagsArray = [ "-Wignore::DeprecationWarning" ];
+
   preCheck = ''
     export HOME=$(mktemp -d)
   '';