diff --git a/pkgs/development/python-modules/theano/default.nix b/pkgs/development/python-modules/theano/default.nix
index 627941e6bc4a..1bcbda650a25 100644
--- a/pkgs/development/python-modules/theano/default.nix
+++ b/pkgs/development/python-modules/theano/default.nix
@@ -100,5 +100,6 @@ in buildPythonPackage rec {
     description = "A Python library for large-scale array computation";
     license = licenses.bsd3;
     maintainers = [ ];
+    broken = true;
   };
 }