diff --git a/pkgs/os-specific/windows/default.nix b/pkgs/os-specific/windows/default.nix
index 2bb5ff91b8f0..6cbf9a6399a5 100644
--- a/pkgs/os-specific/windows/default.nix
+++ b/pkgs/os-specific/windows/default.nix
@@ -14,9 +14,6 @@ lib.makeScope newScope (
 
     w32api = callPackage ./w32api { };
 
-    mingwrt = callPackage ./mingwrt { };
-    mingw_runtime = mingwrt;
-
     mingw_w64 = callPackage ./mingw-w64 {
       stdenv = stdenvNoLibc;
     };
diff --git a/pkgs/os-specific/windows/mingwrt/default.nix b/pkgs/os-specific/windows/mingwrt/default.nix
deleted file mode 100644
index 7a116bcfeb80..000000000000
--- a/pkgs/os-specific/windows/mingwrt/default.nix
+++ /dev/null
@@ -1,25 +0,0 @@
-{
-  stdenv,
-  lib,
-  fetchurl,
-}:
-
-stdenv.mkDerivation rec {
-  pname = "mingwrt";
-  version = "5.0.2";
-
-  src = fetchurl {
-    url = "mirror://sourceforge/mingw/MinGW/Base/mingwrt/mingwrt-${version}/mingwrt-${version}-mingw32-src.tar.xz";
-    sha256 = "1vj6f578wcffdmy7zzf7xz1lw57kxjy08j0k1n28f0j4ylrk68vp";
-  };
-
-  meta = {
-    platforms = lib.platforms.windows;
-  };
-
-  dontStrip = true;
-  hardeningDisable = [
-    "stackprotector"
-    "fortify"
-  ];
-}