1 files changed, 4 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/acoustics/default.nix b/nixpkgs/pkgs/development/python-modules/acoustics/default.nix
index b652c28c6293..9047910a2138 100644
--- a/nixpkgs/pkgs/development/python-modules/acoustics/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/acoustics/default.nix
@@ -14,6 +14,10 @@ buildPythonPackage rec {
   };
 
   checkPhase = ''
+    export HOME=$TMPDIR
+    mkdir -p $HOME/.matplotlib
+    echo "backend: ps" > $HOME/.matplotlib/matplotlibrc
+
     pushd tests
     py.test -Wignore::DeprecationWarning ./.
     popd