diff --git a/manifest.dhall b/manifest.dhall
index 590847b6498f272105aa36302be5db7c362d4219..091d1466e10d058d73bb3a779e439e4efc447c4d 100644
--- a/manifest.dhall
+++ b/manifest.dhall
@@ -295,11 +295,6 @@ in  [ callHackage "Cabal" "3.8.1.0"
     , callHackage "hlint" "3.5"
     , callHackage "hosc" "0.19.1"
     , callHackage "hourglass" "0.2.12"
-    , callCabal2nix
-        "hnix"
-        "https://github.com/milloni/hnix"
-        (Some "005568ee024eabee129d9cf4ca331c6da260610b")
-        (None Text)
     , callHackage "hpack" "0.35.0"
     , callHackage "hpack-dhall" "0.5.7"
     , callCabal2nix
diff --git a/overlay.nix b/overlay.nix
index e69e30cb4221d6c19ac3d5a787ed53197aa89694..ba62a593e87121413bdd916c5f881acd6c01d137 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -373,8 +373,6 @@ final: prev: with pkgs.haskell.lib; {
 
   hlint = prev.callPackage (./pkgs/hlint.nix) { };
 
-  hnix = prev.callPackage (./pkgs/hnix.nix) { };
-
   horizon-gen-nix = prev.callPackage (./pkgs/horizon-gen-nix.nix) { };
 
   hosc = prev.callPackage (./pkgs/hosc.nix) { };