diff --git a/pkgs/development/python-modules/acoustics/default.nix b/pkgs/development/python-modules/acoustics/default.nix
index 7b62c6791cb..b652c28c629 100644
--- a/pkgs/development/python-modules/acoustics/default.nix
+++ b/pkgs/development/python-modules/acoustics/default.nix
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   checkPhase = ''
     pushd tests
-    py.test ./.
+    py.test -Wignore::DeprecationWarning ./.
     popd
   '';