diff --git a/pkgs/development/python-modules/hass-nabucasa/default.nix b/pkgs/development/python-modules/hass-nabucasa/default.nix
index 2826056abcb..61c63b28ab6 100644
--- a/pkgs/development/python-modules/hass-nabucasa/default.nix
+++ b/pkgs/development/python-modules/hass-nabucasa/default.nix
@@ -15,6 +15,7 @@ buildPythonPackage rec {
 
   postPatch = ''
     sed -i 's/"acme.*"/"acme"/' setup.py
+    sed -i 's/"cryptography.*"/"cryptography"/' setup.py
   '';
 
   patches = [