diff --git a/pkgs/development/python-modules/granian/default.nix b/pkgs/development/python-modules/granian/default.nix
index cb3493129df8..90dc1af4e827 100644
--- a/pkgs/development/python-modules/granian/default.nix
+++ b/pkgs/development/python-modules/granian/default.nix
@@ -11,6 +11,7 @@
   versionCheckHook,
   pytestCheckHook,
   pytest-asyncio,
+  python-dotenv,
   websockets,
   httpx,
   sniffio,
@@ -19,14 +20,14 @@
 
 buildPythonPackage rec {
   pname = "granian";
-  version = "2.7.2";
+  version = "2.7.4";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "emmett-framework";
     repo = "granian";
     tag = "v${version}";
-    hash = "sha256-6CtmoY3BHO2t+ZjMzZPKUufOkaal0K+MTYhC1eiVXWQ=";
+    hash = "sha256-KId5e1ITRCkLNmvY5q/ZT18INzS8Uh9HFCzfKEablOY=";
   };
 
   # Granian forces a custom allocator for all the things it runs,
@@ -34,12 +35,12 @@ buildPythonPackage rec {
   # and allow the final application to make the allocator decision
   # via LD_PRELOAD or similar.
   patches = [
-    ./no-alloc.patch
+    ./no-alloc.patch # with --unified=1 context
   ];
 
   cargoDeps = rustPlatform.fetchCargoVendor {
     inherit pname version src;
-    hash = "sha256-7KeidUDMH79b8qgAR5bvY8tAmW5OHmVtLIdb9LlP9w0=";
+    hash = "sha256-rR65e05uWmag+21n1YA1TILYU6ArajW2+QVOfGn4zGo=";
   };
 
   nativeBuildInputs = with rustPlatform; [
@@ -52,6 +53,7 @@ buildPythonPackage rec {
   ];
 
   optional-dependencies = {
+    dotenv = [ python-dotenv ];
     pname = [ setproctitle ];
     reload = [ watchfiles ];
     # rloop = [ rloop ]; # not packaged
diff --git a/pkgs/development/python-modules/granian/no-alloc.patch b/pkgs/development/python-modules/granian/no-alloc.patch
index 28fff30c74f0..d6b01f9475b1 100644
--- a/pkgs/development/python-modules/granian/no-alloc.patch
+++ b/pkgs/development/python-modules/granian/no-alloc.patch
@@ -1,39 +1,27 @@
 diff --git a/Cargo.toml b/Cargo.toml
-index c7d1647..d5710bd 100644
+index e1b6a3d..8fe77cf 100644
 --- a/Cargo.toml
 +++ b/Cargo.toml
-@@ -41,7 +41,6 @@ hyper = { version = "=1.8", features = ["http1", "http2", "server"] }
- hyper-util = { version = "=0.1", features = ["server-auto", "tokio"] }
- itertools = "0.14"
+@@ -46,3 +46,2 @@ itertools = "0.14"
  log = "0.4"
--mimalloc = { version = "0.1.43", default-features = false, features = ["local_dynamic_tls", "v3"], optional = true }
+-mimalloc = { version = "0.1.49", default-features = false, features = ["local_dynamic_tls"], optional = true }
  mime_guess = "=2.0"
- pem = "=3.0"
- percent-encoding = "=2.3"
-@@ -52,7 +51,6 @@ pyo3-log = { version = "=0.13", git = "https://github.com/gi0baro/pyo3-log.git",
- rustls-pemfile = "2.2"
- socket2 = { version = "=0.6", features = ["all"] }
- sysinfo = "=0.37"
+@@ -58,3 +57,2 @@ socket2 = { version = "=0.6", features = ["all"] }
+ sysinfo = "=0.38"
 -tikv-jemallocator = { version = "0.6.0", default-features = false, features = ["disable_initial_exec_tls"], optional = true }
  tls-listener = { version = "=0.11", git = "https://github.com/gi0baro/tls-listener.git", branch = "0.11.x", features = ["rustls-ring", "rustls-tls12"] }
- tokio = { version = "1.45", features = ["full"] }
- tokio-stream = "0.1"
-@@ -62,10 +60,6 @@ tokio-util = { version = "0.7", features = ["codec", "rt"] }
- [build-dependencies]
- pyo3-build-config = "=0.27"
+@@ -68,6 +66,2 @@ pyo3-build-config = "=0.27"
  
 -[features]
 -jemalloc = ["dep:tikv-jemallocator"]
 -mimalloc = ["dep:mimalloc"]
 -
  [profile.release]
- codegen-units = 1
- debug = false
 diff --git a/src/lib.rs b/src/lib.rs
-index a17a7e5..8ea1a4d 100644
+index f3a8218..805b725 100644
 --- a/src/lib.rs
 +++ b/src/lib.rs
-@@ -1,11 +1,3 @@
+@@ -1,9 +1 @@
 -#[cfg(all(feature = "jemalloc", not(feature = "mimalloc")))]
 -#[global_allocator]
 -static GLOBAL: tikv_jemallocator::Jemalloc = tikv_jemallocator::Jemalloc;
@@ -43,5 +31,3 @@ index a17a7e5..8ea1a4d 100644
 -static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
 -
  use pyo3::prelude::*;
- use std::sync::OnceLock;
-