diff --git a/pkgs/os-specific/linux/microcode/iucode-tool.nix b/pkgs/os-specific/linux/microcode/iucode-tool.nix
new file mode 100644
index 000000000000..485272b1401b
--- /dev/null
+++ b/pkgs/os-specific/linux/microcode/iucode-tool.nix
@@ -0,0 +1,25 @@
+{ stdenv, fetchFromGitLab, autoreconfHook }:
+
+stdenv.mkDerivation rec {
+  name = "iucode-tool-${version}";
+  version = "2.3.1";
+
+  src = fetchFromGitLab {
+    owner  = "iucode-tool";
+    repo   = "iucode-tool";
+    rev    = "v${version}";
+    sha256 = "04dlisw87dd3q3hhmkqc5dd58cp22fzx3rzah7pvcyij135yjc3a";
+  };
+
+  nativeBuildInputs = [ autoreconfHook ];
+
+  enableParallelBuilding = true;
+
+  meta = with stdenv.lib; {
+    description = "Intel® 64 and IA-32 processor microcode tool";
+    homepage = https://gitlab.com/iucode-tool/iucode-tool;
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ peterhoeg ];
+    platforms = [ "x86_64-linux" "i686-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ae8b67081225..a3cbf5208a42 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -13474,6 +13474,8 @@ with pkgs;
 
   microcodeIntel = callPackage ../os-specific/linux/microcode/intel.nix { };
 
+  iucode-tool = callPackage ../os-specific/linux/microcode/iucode-tool.nix { };
+
   inherit (callPackages ../os-specific/linux/apparmor { python = python3; })
     libapparmor apparmor-utils apparmor-bin-utils apparmor-parser apparmor-pam
     apparmor-profiles apparmor-kernel-patches;