1 files changed, 6 insertions, 1 deletions

diff --git a/ymir/mlmmj-expose.nix b/ymir/mlmmj-expose.nix
index b165c0f1..cd11aa6e 100644
--- a/ymir/mlmmj-expose.nix
+++ b/ymir/mlmmj-expose.nix
@@ -18,9 +18,14 @@ in rec {
       
       src = ./mlmmj-expose;
 
-      phases = [ "unpackPhase" "buildPhase" "installPhase" ];
+      phases = [ "unpackPhase" "patchPhase" "buildPhase" "installPhase" ];
 
       env = self.haskellPackages.ghcWithPackages dependencies;
+      import (pkgs) mlmmj;
+
+      patchPhase = ''
+        substituteAllInPlace mlmmj-expose.hs
+      '';
 
       buildPhase = ''
         ${env}/bin/ghc -o mlmmj-expose -odir . -hidir . mlmmj-expose.hs