diff --git a/pkgs/os-specific/linux/nsncd/0001-cargo-bump.patch b/pkgs/os-specific/linux/nsncd/0001-cargo-bump.patch
deleted file mode 100644
index 2afea887428fe..0000000000000
--- a/pkgs/os-specific/linux/nsncd/0001-cargo-bump.patch
+++ /dev/null
@@ -1,197 +0,0 @@
-From b68e8356cf85fa75582237b4bc02f47efc40e8f0 Mon Sep 17 00:00:00 2001
-From: Picnoir <picnoir@alternativebit.fr>
-Date: Tue, 6 Aug 2024 11:43:34 +0200
-Subject: [PATCH] cargo.lock: bump time version
-
-Bumping time to 0.3.36. Fix the build for rustc > 1.80.
-
-Fix https://github.com/twosigma/nsncd/issues/118
----
- Cargo.lock | 74 ++++++++++++++++++++++++++++++++++++++++--------------
- 1 file changed, 55 insertions(+), 19 deletions(-)
-
-diff --git a/Cargo.lock b/Cargo.lock
-index a043bde..f6ce6f4 100644
---- a/Cargo.lock
-+++ b/Cargo.lock
-@@ -205,6 +205,15 @@ version = "0.8.19"
- source = "registry+https://github.com/rust-lang/crates.io-index"
- checksum = "248e3bacc7dc6baa3b21e405ee045c3047101a49145e7e9eca583ab4c2ca5345"
- 
-+[[package]]
-+name = "deranged"
-+version = "0.3.11"
-+source = "registry+https://github.com/rust-lang/crates.io-index"
-+checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
-+dependencies = [
-+ "powerfmt",
-+]
-+
- [[package]]
- name = "dirs-next"
- version = "2.0.0"
-@@ -426,6 +435,12 @@ dependencies = [
-  "temp-env",
- ]
- 
-+[[package]]
-+name = "num-conv"
-+version = "0.1.0"
-+source = "registry+https://github.com/rust-lang/crates.io-index"
-+checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
-+
- [[package]]
- name = "num-derive"
- version = "0.3.3"
-@@ -434,7 +449,7 @@ checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
- dependencies = [
-  "proc-macro2",
-  "quote",
-- "syn",
-+ "syn 1.0.109",
- ]
- 
- [[package]]
-@@ -519,20 +534,26 @@ dependencies = [
-  "plotters-backend",
- ]
- 
-+[[package]]
-+name = "powerfmt"
-+version = "0.2.0"
-+source = "registry+https://github.com/rust-lang/crates.io-index"
-+checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
-+
- [[package]]
- name = "proc-macro2"
--version = "1.0.64"
-+version = "1.0.86"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "78803b62cbf1f46fde80d7c0e803111524b9877184cfe7c3033659490ac7a7da"
-+checksum = "5e719e8df665df0d1c8fbfd238015744736151d4445ec0836b8e628aae103b77"
- dependencies = [
-  "unicode-ident",
- ]
- 
- [[package]]
- name = "quote"
--version = "1.0.23"
-+version = "1.0.36"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
-+checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7"
- dependencies = [
-  "proc-macro2",
- ]
-@@ -652,22 +673,22 @@ checksum = "621e3680f3e07db4c9c2c3fb07c6223ab2fab2e54bd3c04c3ae037990f428c32"
- 
- [[package]]
- name = "serde"
--version = "1.0.154"
-+version = "1.0.204"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "8cdd151213925e7f1ab45a9bbfb129316bd00799784b174b7cc7bcd16961c49e"
-+checksum = "bc76f558e0cbb2a839d37354c575f1dc3fdc6546b5be373ba43d95f231bf7c12"
- dependencies = [
-  "serde_derive",
- ]
- 
- [[package]]
- name = "serde_derive"
--version = "1.0.154"
-+version = "1.0.204"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "4fc80d722935453bcafdc2c9a73cd6fac4dc1938f0346035d84bf99fa9e33217"
-+checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
- dependencies = [
-  "proc-macro2",
-  "quote",
-- "syn",
-+ "syn 2.0.72",
- ]
- 
- [[package]]
-@@ -745,6 +766,17 @@ dependencies = [
-  "unicode-ident",
- ]
- 
-+[[package]]
-+name = "syn"
-+version = "2.0.72"
-+source = "registry+https://github.com/rust-lang/crates.io-index"
-+checksum = "dc4b9b9bf2add8093d3f2c0204471e951b2285580335de42f9d2534f3ae7a8af"
-+dependencies = [
-+ "proc-macro2",
-+ "quote",
-+ "unicode-ident",
-+]
-+
- [[package]]
- name = "take_mut"
- version = "0.2.2"
-@@ -788,7 +820,7 @@ checksum = "5420d42e90af0c38c3290abcca25b9b3bdf379fc9f55c528f53a269d9c9a267e"
- dependencies = [
-  "proc-macro2",
-  "quote",
-- "syn",
-+ "syn 1.0.109",
- ]
- 
- [[package]]
-@@ -803,11 +835,14 @@ dependencies = [
- 
- [[package]]
- name = "time"
--version = "0.3.20"
-+version = "0.3.36"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "cd0cbfecb4d19b5ea75bb31ad904eb5b9fa13f21079c3b92017ebdf4999a5890"
-+checksum = "5dfd88e563464686c916c7e46e623e520ddc6d79fa6641390f2e3fa86e83e885"
- dependencies = [
-+ "deranged",
-  "itoa",
-+ "num-conv",
-+ "powerfmt",
-  "serde",
-  "time-core",
-  "time-macros",
-@@ -815,16 +850,17 @@ dependencies = [
- 
- [[package]]
- name = "time-core"
--version = "0.1.0"
-+version = "0.1.2"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "2e153e1f1acaef8acc537e68b44906d2db6436e2b35ac2c6b42640fff91f00fd"
-+checksum = "ef927ca75afb808a4d64dd374f00a2adf8d0fcff8e7b184af886c3c87ec4a3f3"
- 
- [[package]]
- name = "time-macros"
--version = "0.2.8"
-+version = "0.2.18"
- source = "registry+https://github.com/rust-lang/crates.io-index"
--checksum = "fd80a657e71da814b8e5d60d3374fc6d35045062245d80224748ae522dd76f36"
-+checksum = "3f252a68540fde3a3877aeea552b832b40ab9a69e318efd078774a01ddee1ccf"
- dependencies = [
-+ "num-conv",
-  "time-core",
- ]
- 
-@@ -882,7 +918,7 @@ dependencies = [
-  "once_cell",
-  "proc-macro2",
-  "quote",
-- "syn",
-+ "syn 1.0.109",
-  "wasm-bindgen-shared",
- ]
- 
-@@ -904,7 +940,7 @@ checksum = "2aff81306fcac3c7515ad4e177f521b5c9a15f2b08f4e32d823066102f35a5f6"
- dependencies = [
-  "proc-macro2",
-  "quote",
-- "syn",
-+ "syn 1.0.109",
-  "wasm-bindgen-backend",
-  "wasm-bindgen-shared",
- ]
diff --git a/pkgs/os-specific/linux/nsncd/default.nix b/pkgs/os-specific/linux/nsncd/default.nix
index 4e0b76dac223f..f235fa0646cb6 100644
--- a/pkgs/os-specific/linux/nsncd/default.nix
+++ b/pkgs/os-specific/linux/nsncd/default.nix
@@ -3,26 +3,22 @@
   stdenv,
   fetchFromGitHub,
   rustPlatform,
+  nix-update-script,
+  nixosTests,
 }:
 
 rustPlatform.buildRustPackage {
   pname = "nsncd";
-  version = "1.4.1-unstable-2024-04-10";
+  version = "1.4.1-unstable-2024-10-03";
 
   src = fetchFromGitHub {
     owner = "twosigma";
     repo = "nsncd";
-    rev = "7605e330d5a313a8656e6fcaf1c10cd6b5cdd427";
-    hash = "sha256-Bd7qE9MP5coBCkr70TdoJfwYhQpdrn/zmN4KoARcaMI=";
+    rev = "cf94e3cfc7dfff69867209c7e68945bac2d3913d";
+    hash = "sha256-mjTbyO0b9i4LMv7DWHm0Y4z1pvcapCtFsHLV5cTAxQE=";
   };
 
-  cargoHash = "sha256-N7U9YsyGh8+fLT973GGZTmVXcdnWhpqkeYTxzJ0rzdo=";
-
-  # TOREMOVE when https://github.com/twosigma/nsncd/pull/119 gets merged.
-  cargoPatches = [ ./0001-cargo-bump.patch ];
-
-  # TOREMOVE when https://github.com/twosigma/nsncd/pull/119 gets merged.
-  RUSTFLAGS = "-A dead_code";
+  cargoHash = "sha256-cgdob/HmE6I59W5UQRItAFXDj7IvazNt99LbJlKQDNo=";
 
   checkFlags = [
     # Relies on the test environment to be able to resolve "localhost"
@@ -46,4 +42,9 @@ rustPlatform.buildRustPackage {
     # never built on aarch64-darwin, x86_64-darwin since first introduction in nixpkgs
     broken = stdenv.hostPlatform.isDarwin;
   };
+
+  passthru = {
+    tests.nscd = nixosTests.nscd;
+    updateScript = nix-update-script { };
+  };
 }