diff --git a/pkgs/development/python-modules/fs/default.nix b/pkgs/development/python-modules/fs/default.nix
index 4f55ef6384bf..61ecabf3b925 100644
--- a/pkgs/development/python-modules/fs/default.nix
+++ b/pkgs/development/python-modules/fs/default.nix
@@ -65,6 +65,9 @@ buildPythonPackage rec {
     "tests/test_move.py"
     "tests/test_mirror.py"
     "tests/test_copy.py"
+    # pyftpdlib removed tests from installation in 2.1.0, resulting in
+    #     ModuleNotFoundError: No module named 'pyftpdlib.test'
+    "tests/test_ftpfs.py"
   ];
 
   disabledTests = [