diff --git a/pkgs/development/python-modules/cloudflare/default.nix b/pkgs/development/python-modules/cloudflare/default.nix
index a21faa492dfe..39e3fe9d84cb 100644
--- a/pkgs/development/python-modules/cloudflare/default.nix
+++ b/pkgs/development/python-modules/cloudflare/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, attrs
 , beautifulsoup4
 , requests
 , future
@@ -18,6 +19,7 @@ buildPythonPackage rec {
   };
 
   propagatedBuildInputs = [
+    attrs
     beautifulsoup4
     requests
     future