diff --git a/pkgs/development/libraries/science/math/ipopt/default.nix b/pkgs/development/libraries/science/math/ipopt/default.nix
index 22879067a9246..a3c61816d25c7 100644
--- a/pkgs/development/libraries/science/math/ipopt/default.nix
+++ b/pkgs/development/libraries/science/math/ipopt/default.nix
@@ -6,7 +6,7 @@
 , lapack
 , gfortran
 , enableAMPL ? true, libamplsolver
-, enableMUMPS ? !stdenv.isDarwin, mumps, mpi
+, enableMUMPS ? true, mumps, mpi
 , enableSPRAL ? true, spral
 }: