diff --git a/pkgs/applications/terminal-emulators/nimmm/default.nix b/pkgs/applications/terminal-emulators/nimmm/default.nix
index bb09fa776b62..0e0d75ab8012 100644
--- a/pkgs/applications/terminal-emulators/nimmm/default.nix
+++ b/pkgs/applications/terminal-emulators/nimmm/default.nix
@@ -1,30 +1,9 @@
-{ lib, stdenv, fetchFromGitHub, nim, termbox, pcre }:
+{ lib, nimPackages, fetchFromGitHub, nim, termbox, pcre }:
 
-let
-  noise = fetchFromGitHub {
-    owner = "jangko";
-    repo = "nim-noise";
-    rev = "v0.1.14";
-    sha256 = "0wndiphznfyb1pac6zysi3bqljwlfwj6ziarcwnpf00sw2zni449";
-  };
-
-  nimbox = fetchFromGitHub {
-    owner = "dom96";
-    repo = "nimbox";
-    rev = "6a56e76c01481176f16ae29b7d7c526bd83f229b";
-    sha256 = "15x1sdfxa1xcqnr68705jfnlv83lm0xnp2z9iz3pgc4bz5vwn4x1";
-  };
-
-  lscolors = fetchFromGitHub {
-    owner = "joachimschmidt557";
-    repo = "nim-lscolors";
-    rev = "v0.3.3";
-    sha256 = "0526hqh46lcfsvymb67ldsc8xbfn24vicn3b8wrqnh6mag8wynf4";
-  };
-
-in stdenv.mkDerivation rec {
+nimPackages.buildNimPackage rec {
   pname = "nimmm";
   version = "0.2.0";
+  nimBinOnly = true;
 
   src = fetchFromGitHub {
     owner = "joachimschmidt557";
@@ -33,17 +12,8 @@ in stdenv.mkDerivation rec {
     sha256 = "168n61avphbxsxfq8qzcnlqx6wgvz5yrjvs14g25cg3k46hj4xqg";
   };
 
-  nativeBuildInputs = [ nim ];
-  buildInputs = [ termbox pcre ];
-
-  buildPhase = ''
-    export HOME=$TMPDIR;
-    nim -p:${noise} -p:${nimbox} -p:${lscolors}/src c -d:release src/nimmm.nim
-  '';
-
-  installPhase = ''
-    install -Dt $out/bin src/nimmm
-  '';
+  buildInputs = [ termbox pcre ]
+    ++ (with nimPackages; [ noise nimbox lscolors ]);
 
   meta = with lib; {
     description = "Terminal file manager written in nim";
diff --git a/pkgs/development/nim-packages/lscolors/default.nix b/pkgs/development/nim-packages/lscolors/default.nix
new file mode 100644
index 000000000000..5a72c46e4c50
--- /dev/null
+++ b/pkgs/development/nim-packages/lscolors/default.nix
@@ -0,0 +1,8 @@
+{ fetchFromGitHub }:
+
+fetchFromGitHub {
+  owner = "joachimschmidt557";
+  repo = "nim-lscolors";
+  rev = "v0.3.3";
+  sha256 = "0526hqh46lcfsvymb67ldsc8xbfn24vicn3b8wrqnh6mag8wynf4";
+}
diff --git a/pkgs/development/nim-packages/nimbox/default.nix b/pkgs/development/nim-packages/nimbox/default.nix
new file mode 100644
index 000000000000..53663c642810
--- /dev/null
+++ b/pkgs/development/nim-packages/nimbox/default.nix
@@ -0,0 +1,8 @@
+{ fetchFromGitHub }:
+
+fetchFromGitHub {
+  owner = "dom96";
+  repo = "nimbox";
+  rev = "6a56e76c01481176f16ae29b7d7c526bd83f229b";
+  sha256 = "15x1sdfxa1xcqnr68705jfnlv83lm0xnp2z9iz3pgc4bz5vwn4x1";
+}
diff --git a/pkgs/development/nim-packages/noise/default.nix b/pkgs/development/nim-packages/noise/default.nix
new file mode 100644
index 000000000000..7931467dbbd5
--- /dev/null
+++ b/pkgs/development/nim-packages/noise/default.nix
@@ -0,0 +1,8 @@
+{ fetchFromGitHub }:
+
+fetchFromGitHub {
+  owner = "jangko";
+  repo = "nim-noise";
+  rev = "v0.1.14";
+  sha256 = "0wndiphznfyb1pac6zysi3bqljwlfwj6ziarcwnpf00sw2zni449";
+}
diff --git a/pkgs/top-level/nim-packages.nix b/pkgs/top-level/nim-packages.nix
index 7e4d5a8987e3..a1cefc4fd817 100644
--- a/pkgs/top-level/nim-packages.nix
+++ b/pkgs/top-level/nim-packages.nix
@@ -26,12 +26,18 @@ lib.makeScope newScope (self:
 
     karax = callPackage ../development/nim-packages/karax { };
 
+    lscolors = callPackage ../development/nim-packages/lscolors { };
+
     markdown = callPackage ../development/nim-packages/markdown { };
 
     nimcrypto = callPackage ../development/nim-packages/nimcrypto { };
 
+    nimbox = callPackage ../development/nim-packages/nimbox { };
+
     nimsimd = callPackage ../development/nim-packages/nimsimd { };
 
+    noise = callPackage ../development/nim-packages/noise { };
+
     packedjson = callPackage ../development/nim-packages/packedjson { };
 
     pixie = callPackage ../development/nim-packages/pixie { };