diff --git a/nixos/modules/services/misc/ollama.nix b/nixos/modules/services/misc/ollama.nix
index 0d3574a2bac0..7784f3170cef 100644
--- a/nixos/modules/services/misc/ollama.nix
+++ b/nixos/modules/services/misc/ollama.nix
@@ -1,11 +1,13 @@
 { config, lib, pkgs, ... }:
 let
-  inherit (lib.types) nullOr enum;
+  inherit (lib) types;
 
   cfg = config.services.ollama;
   ollamaPackage = cfg.package.override {
     inherit (cfg) acceleration;
-    linuxPackages.nvidia_x11 = config.hardware.nvidia.package;
+    linuxPackages = config.boot.kernelPackages.overrideAttrs {
+      nvidia_x11 = config.hardware.nvidia.package;
+    };
   };
 in
 {
@@ -15,14 +17,14 @@ in
         lib.mdDoc "Server for local large language models"
       );
       listenAddress = lib.mkOption {
-        type = lib.types.str;
+        type = types.str;
         default = "127.0.0.1:11434";
         description = lib.mdDoc ''
           Specifies the bind address on which the ollama server HTTP interface listens.
         '';
       };
       acceleration = lib.mkOption {
-        type = nullOr (enum [ "rocm" "cuda" ]);
+        type = types.nullOr (types.enum [ "rocm" "cuda" ]);
         default = null;
         example = "rocm";
         description = lib.mdDoc ''
diff --git a/pkgs/tools/misc/ollama/default.nix b/pkgs/tools/misc/ollama/default.nix
index 32b7f5fcbfc3..7a0fea0c116b 100644
--- a/pkgs/tools/misc/ollama/default.nix
+++ b/pkgs/tools/misc/ollama/default.nix
@@ -24,7 +24,14 @@
 
 let
   pname = "ollama";
-  version = "0.1.26";
+  version = "0.1.27";
+  src = fetchFromGitHub {
+    owner = "jmorganca";
+    repo = "ollama";
+    rev = "v${version}";
+    hash = "sha256-+ayby+yVknFHLTyLjMAPMnOTMSzTKqzi9caN/TppcEg=";
+    fetchSubmodules = true;
+  };
 
   validAccel = lib.assertOneOf "ollama.acceleration" acceleration [ null "rocm" "cuda" ];
 
@@ -74,14 +81,6 @@ let
       buildGoModule.override { stdenv = overrideCC stdenv gcc12; }
     else
       buildGoModule;
-
-  src = fetchFromGitHub {
-    owner = "jmorganca";
-    repo = "ollama";
-    rev = "v${version}";
-    hash = "sha256-Kw3tt9ayEMgI2V6OeaOkWfNwqfCL7MDD/nN5iXk5LnY=";
-    fetchSubmodules = true;
-  };
   preparePatch = patch: hash: fetchpatch {
     url = "file://${src}/llm/patches/${patch}";
     inherit hash;