diff --git a/pkgs/tools/misc/gammy/default.nix b/pkgs/tools/misc/gammy/default.nix
deleted file mode 100644
index e06d20eb2ff7..000000000000
--- a/pkgs/tools/misc/gammy/default.nix
+++ /dev/null
@@ -1,29 +0,0 @@
-{ lib, stdenv, fetchFromGitHub, qmake, libXxf86vm, wrapQtAppsHook }:
-
-let
-  pname = "gammy";
-  version = "0.9.64";
-in
-
-stdenv.mkDerivation {
-  inherit pname version;
-
-  src = fetchFromGitHub {
-    owner = "Fushko";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "sha256-NPvkT7jSbDjcZDHpMIOik9fNsz7OJXQ3g9OFxkpA3pk=";
-  };
-
-  nativeBuildInputs = [ qmake wrapQtAppsHook ];
-
-  buildInputs = [ libXxf86vm ];
-
-  meta = with lib; {
-    description = "GUI tool for manual- of auto-adjusting of brightness/temperature";
-    homepage = "https://github.com/Fushko/gammy";
-    license = licenses.gpl3;
-    maintainers = with maintainers; [ atemu ];
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 47c6302adac5..c0b803f3ebb5 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -463,6 +463,7 @@ mapAliases ({
 
   g4py = python3Packages.geant4; # Added 2020-06-06
   gaia = throw "gaia has been removed because it seems abandoned upstream and uses no longer supported dependencies"; # Added 2020-06-06
+  gammy = throw "'gammy' is deprecated upstream and has been replaced by 'gummy'"; # Added 2022-09-03
   gawp = throw "gawp has been dropped due to the lack of maintanence from upstream since 2017"; # Added 2022-06-02
   gdal_1_11 = throw "gdal_1_11 was removed. Use gdal instead"; # Added 2021-04-03
   gdb-multitarget = throw "'gdb-multitarget' has been renamed to/replaced by 'gdb'"; # Converted to throw 2022-02-22
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 97cd1a5a9f85..e25d24a11e5a 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2491,8 +2491,6 @@ with pkgs;
 
   gamecube-tools = callPackage ../development/tools/gamecube-tools { };
 
-  gammy = qt5.callPackage ../tools/misc/gammy { stdenv = gcc10StdenvCompat; };
-
   gams = callPackage ../tools/misc/gams (config.gams or {});
 
   gem = callPackage ../applications/audio/pd-plugins/gem { };