1 files changed, 2 insertions, 2 deletions

diff --git a/custom/thermoprint-service.nix b/custom/thermoprint-service.nix
index 02069b76..2a8681bf 100644
--- a/custom/thermoprint-service.nix
+++ b/custom/thermoprint-service.nix
@@ -18,14 +18,14 @@ in {
 
   config = mkIf pCfg.enable {
     nixpkgs.overlays = [(selfPkgs: superPkgs: {
-      haskellPackages = superPkgs.haskellPackages.extend (selfH: superH:
+      haskellPackages = superPkgs.haskell822Packages.extend (selfH: superH:
         import ./thermoprint {
           callPackage = superPkgs.lib.callPackageWith (selfH // { inherit (superPkgs) stdenv makeWrapper runCommand; });
           extraPackages = pCfg.extraServerPackages;
         }
       );
 
-      inherit (selfPkgs.haskellPackages) thermoprint-server thermoprint-webgui tprint;
+      inherit (selfPkgs.haskell822Packages) thermoprint-server thermoprint-webgui tprint;
     })];
   };
 }