1 files changed, 0 insertions, 4 deletions
diff --git a/setup.py b/setup.py
index 450279142..32fb410d3 100644
--- a/setup.py
+++ b/setup.py
@@ -253,10 +253,6 @@ setup(
         # This extra is for OpenSSH private keys that use bcrypt KDF
         # Versions: v3.1.3 - ignore_few_rounds, v3.1.5 - abi3
         "ssh": ["bcrypt >= 3.1.5"],
-        # This extra is for the U-label support that was deprecated in
-        # cryptography 2.1. If you need this deprecated path install with
-        # pip install cryptography[idna]
-        "idna": ["idna >= 2.1"],
     },
     # for cffi
     zip_safe=False,