diff --git a/flake.lock b/flake.lock
index bb3cc52..a68be18 100644
--- a/flake.lock
+++ b/flake.lock
@@ -280,11 +280,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1745733216,
-        "narHash": "sha256-UTgWyFHohRQ8rOcsb6yMClNLwrQtBeyx5uHWGd7qdM8=",
+        "lastModified": 1745487689,
+        "narHash": "sha256-FQoi3R0NjQeBAsEOo49b5tbDPcJSMWc3QhhaIi9eddw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "8ad8b9d65444c358b86bf75f73a036b3fd35bce4",
+        "rev": "5630cf13cceac06cefe9fc607e8dfa8fb342dde3",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 2abd118..2fe6f6b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -46,16 +46,6 @@
     let
       # FIXME: allow different systems
       systems = utils.lib.system;
-
-      # ability to extend nixpkgs with patches, e.g. from PRs or staging. See https://ertt.ca/nix/patch-nixpkgs/
-      mkNixpkgs-patched =
-        system:
-        (import nixpkgs { inherit system; }).applyPatches {
-          name = "nixpkgs-patched";
-          src = nixpkgs;
-          patches = [ ./patches/nixos-nixpkgs-362c2bc76d359b908ad1389ee28c23ee0e862324.patch ];
-        };
-
       # necessary to make the top-level inputs available to system configuration
       # inspired by https://jade.fyi/blog/flakes-arent-real/
       inputInjection =
@@ -88,7 +78,7 @@
       mkHomeManager =
         confName: user: system: # unfortunately, home-manager configs are still system-specific
         home-manager.lib.homeManagerConfiguration {
-          pkgs = import (mkNixpkgs-patched system) { inherit system; };
+          pkgs = nixpkgs.legacyPackages.${system};
           modules = [
             {
               imports = [
diff --git a/home/common.nix b/home/common.nix
index 693593f..92cee82 100644
--- a/home/common.nix
+++ b/home/common.nix
@@ -51,9 +51,7 @@
       merge.tool = "vimdiff";
       # provide `git mergetool -t nixfmt`
       mergetool.nixfmt = {
-        cmd = "${
-          lib.getExe inputs.nixos-unstable.legacyPackages.${system}.nixfmt-rfc-style
-        } --mergetool \"$BASE\" \"$LOCAL\" \"$REMOTE\" \"$MERGED\"";
+        cmd = "${lib.getExe inputs.nixos-unstable.legacyPackages.${system}.nixfmt-rfc-style} --mergetool \"$BASE\" \"$LOCAL\" \"$REMOTE\" \"$MERGED\"";
         trustExitCode = true;
       };
       core.excludesfile = toString (
diff --git a/home/modules/packages.nix b/home/modules/packages.nix
index 79052c5..82e4343 100644
--- a/home/modules/packages.nix
+++ b/home/modules/packages.nix
@@ -123,6 +123,7 @@ let
 
   pythonTools = with python3Packages; [
     python3 # to shadow old macOS python
+    notebook
     ipython
     uv
     pip
diff --git a/patches/nixos-nixpkgs-362c2bc76d359b908ad1389ee28c23ee0e862324.patch b/patches/nixos-nixpkgs-362c2bc76d359b908ad1389ee28c23ee0e862324.patch
deleted file mode 100644
index dbaf9ee..0000000
--- a/patches/nixos-nixpkgs-362c2bc76d359b908ad1389ee28c23ee0e862324.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-From 362c2bc76d359b908ad1389ee28c23ee0e862324 Mon Sep 17 00:00:00 2001
-From: Ihar Hrachyshka <ihar.hrachyshka@gmail.com>
-Date: Mon, 7 Apr 2025 21:03:09 -0400
-Subject: [PATCH] nodejs_20: fix test failure on darwin on latest MacOS 15.4
-
-Signed-off-by: Ihar Hrachyshka <ihar.hrachyshka@gmail.com>
-(cherry picked from commit 9674c1f688d12b99fbde26e6068ab62609fef3b1)
----
- pkgs/development/web/nodejs/v20.nix | 5 +++++
- 1 file changed, 5 insertions(+)
-
-diff --git a/pkgs/development/web/nodejs/v20.nix b/pkgs/development/web/nodejs/v20.nix
-index b9c9345c441afa..20cceb5b5d1cda 100644
---- a/pkgs/development/web/nodejs/v20.nix
-+++ b/pkgs/development/web/nodejs/v20.nix
-@@ -50,5 +50,10 @@ buildNodejs {
-       stripLen = 1;
-       hash = "sha256-6y3aEqxNC4iTQEv1oewodJrhOHxjp5xZMq1P1QL94Rg=";
-     })
-+    # fix test failure on macos 15.4
-+    (fetchpatch2 {
-+      url = "https://github.com/nodejs/node/commit/33f6e1ea296cd20366ab94e666b03899a081af94.patch?full_index=1";
-+      hash = "sha256-aVBMcQlhQeviUQpMIfC988jjDB2BgYzlMYsq+w16mzU=";
-+    })
-   ] ++ gypPatches;
- }