diff --git a/pkgs/applications/science/math/lp_solve/0001-fix-cross-compilation.patch b/pkgs/by-name/lp/lp_solve/0001-fix-cross-compilation.patch
similarity index 100%
rename from pkgs/applications/science/math/lp_solve/0001-fix-cross-compilation.patch
rename to pkgs/by-name/lp/lp_solve/0001-fix-cross-compilation.patch
diff --git a/pkgs/applications/science/math/lp_solve/default.nix b/pkgs/by-name/lp/lp_solve/package.nix
similarity index 96%
rename from pkgs/applications/science/math/lp_solve/default.nix
rename to pkgs/by-name/lp/lp_solve/package.nix
index 35bd657e7ad3..195c3ac3bcd8 100644
--- a/pkgs/applications/science/math/lp_solve/default.nix
+++ b/pkgs/by-name/lp/lp_solve/package.nix
@@ -4,7 +4,7 @@
   fetchurl,
   cctools,
   fixDarwinDylibNames,
-  autoSignDarwinBinariesHook,
+  darwin,
   replaceVars,
   buildPackages,
   binutils,
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
       fixDarwinDylibNames
     ]
     ++ lib.optionals (stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isAarch64) [
-      autoSignDarwinBinariesHook
+      darwin.autoSignDarwinBinariesHook
     ];
 
   env = {
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9732092816f4..052e57970a40 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -2343,10 +2343,6 @@ with pkgs;
 
   fluentd = callPackage ../tools/misc/fluentd { };
 
-  lp_solve = callPackage ../applications/science/math/lp_solve {
-    inherit (darwin) autoSignDarwinBinariesHook;
-  };
-
   fpm = callPackage ../tools/package-management/fpm { };
 
   ferdium = callPackage ../applications/networking/instant-messengers/ferdium {