3 files changed, 39 insertions, 5 deletions
diff --git a/pkgs/tools/package-management/emplace/default.nix b/pkgs/tools/package-management/emplace/default.nix
index 4c5917776914..0ccad3013100 100644
--- a/pkgs/tools/package-management/emplace/default.nix
+++ b/pkgs/tools/package-management/emplace/default.nix
@@ -2,16 +2,16 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "emplace";
-  version = "0.3.1";
+  version = "0.3.3";
 
   src = fetchFromGitHub {
     owner = "tversteeg";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0wg8wavbs063dnpjia7wd60nf97v7pl4lm6s9xndpai1r1c99c2d";
+    sha256 = "0zw7lbm6ly2c607ha9gbriknzqbgh3hkqb83507hah1hanzp7zq9";
   };
 
-  cargoSha256 = "0igq8aml22c26w43zgk2gii8yl8mhs8ikfh0bn32ajwigqfk4vaq";
+  cargoSha256 = "166nsk3v3w5ji7k8hflvjylz8hkgbxqrdwb03m7l8ak8wgkycxzx";
 
   meta = with lib; {
     description = "Mirror installed software on multiple machines";
diff --git a/pkgs/tools/package-management/nfpm/default.nix b/pkgs/tools/package-management/nfpm/default.nix
index b1a44d7458b0..c7ad0c30e435 100644
--- a/pkgs/tools/package-management/nfpm/default.nix
+++ b/pkgs/tools/package-management/nfpm/default.nix
@@ -2,13 +2,13 @@
 
 buildGoModule rec {
   pname = "nfpm";
-  version = "1.2.0";
+  version = "1.2.1";
 
   src = fetchFromGitHub {
     owner = "goreleaser";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0zl8xf74k5is8rxbirrqb5cnfgrlppr1gchfqm31305mnpicr92s";
+    sha256 = "0q0472kfsm7h9p1g7yvd9k62myv5db3shpmjv39cx9rkfn6z8482";
   };
 
   vendorSha256 = "07xg8cm7pqpnb96drcmzk7rj2dhfn4pd8vr2a7nxqizd3qk6d5bf";
diff --git a/pkgs/tools/package-management/nix-update/default.nix b/pkgs/tools/package-management/nix-update/default.nix
new file mode 100644
index 000000000000..bd4ff86c9949
--- /dev/null
+++ b/pkgs/tools/package-management/nix-update/default.nix
@@ -0,0 +1,34 @@
+{ lib
+, buildPythonApplication
+, fetchFromGitHub
+, nix
+, nix-prefetch
+}:
+
+buildPythonApplication rec {
+  pname = "nix-update";
+  version = "0.1";
+
+  src = fetchFromGitHub {
+    owner = "Mic92";
+    repo = pname;
+    rev = version;
+    sha256 = "0mw31n7kqfr7fskkxp58b0wprxj1pj6n1zs6ymvvl548gs5rgn2s";
+  };
+
+  makeWrapperArgs = [
+    "--prefix" "PATH" ":" (lib.makeBinPath [ nix nix-prefetch ])
+  ];
+
+  checkPhase = ''
+    $out/bin/nix-update --help
+  '';
+
+  meta = with lib; {
+    description = "Swiss-knife for updating nix packages";
+    inherit (src.meta) homepage;
+    license = licenses.mit;
+    maintainers = with maintainers; [ mic92 zowoq ];
+    platforms = platforms.all;
+  };
+}