diff --git a/basic.nix b/basic.nix
index 319955d8..07b6acd0 100644
--- a/basic.nix
+++ b/basic.nix
@@ -126,11 +126,10 @@
 		(
 			vscode-with-extensions.override
 			{
-				vscodeExtensions = with vscode-extensions;
+				vscodeExtensions = (with vscode-extensions;
 				[
 					ms-vscode.cpptools
 					llvm-vs-code-extensions.vscode-clangd
-					# twxs.cmake
 					ms-vscode.cmake-tools
 					ms-ceintl.vscode-language-pack-zh-hans
 					github.copilot
@@ -140,22 +139,13 @@
 					james-yu.latex-workshop
 					pkief.material-icon-theme
 					ms-vscode-remote.remote-ssh
-				]
-				++ pkgs.vscode-utils.extensionsFromVscodeMarketplace
+				])
+				++ (with nix-vscode-extensions.vscode-marketplace;
 				[
-					{
-						name = "cpptools-themes";
-						publisher = "ms-vscode";
-						version = "2.0.0";
-						sha256 = "05r7hfphhlns2i7zdplzrad2224vdkgzb0dbxg40nwiyq193jq31";
-					}
-					{
-						name = "cpp-reference";
-						publisher = "Guyutongxue";
-						version = "0.2.3";
-						sha256 = "1cdwps1qikvzqpdx4hrxgi3lxg6335q24hhra959h8qnqcvnlg4p";
-					}
-				];
+					twxs.cmake
+					ms-vscode.cpptools-themes
+					guyutongxue.cpp-reference
+				]);
 			}
 		)
 		(
@@ -202,7 +192,7 @@
 	programs.nix-index.enable = true;
 	programs.command-not-found.enable = false;
 	programs.steam.enable = true;
-	nixpkgs.config.permittedInsecurePackages = [ "openssl-1.1.1t" "electron-19.0.7" ];
+	nixpkgs.config.permittedInsecurePackages = [ "openssl-1.1.1u" "electron-19.0.7" ];
 	nix.settings.substituters = [ "https://xddxdd.cachix.org" ];
 	nix.settings.trusted-public-keys = [ "xddxdd.cachix.org-1:ay1HJyNDYmlSwj5NXQG065C8LfoqqKaTNCyzeixGjf8=" ];
 
diff --git a/flake.lock b/flake.lock
index 3e0020f0..b7634545 100644
--- a/flake.lock
+++ b/flake.lock
@@ -39,22 +39,6 @@
         "type": "github"
       }
     },
-    "flake-compat_2": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1673956053,
-        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
-      }
-    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
@@ -101,11 +85,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1685573051,
-        "narHash": "sha256-zrpbdQVJFpNVFK3SlA6mE0le8qnKjUjcuY4OzL+wSHw=",
+        "lastModified": 1685721552,
+        "narHash": "sha256-ifvq/zlO7lck8q+YkC5uom/h8/MVdMcQEldOL3cDQW0=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "3876cc613ac3983078964ffb5a0c01d00028139e",
+        "rev": "29519461834c08395b35f840811faf8c23e3b61c",
         "type": "github"
       },
       "original": {
@@ -148,11 +132,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1685584329,
-        "narHash": "sha256-Eg/kDcAp/UIjCNgIRRyQscP6O0PHTmQ6aHkaC590ALY=",
+        "lastModified": 1685669185,
+        "narHash": "sha256-L2RlQfEudTNSh0b0ZzSJKMl/oa31d48e53A4iy/BfIY=",
         "owner": "nix-community",
         "repo": "nix-vscode-extensions",
-        "rev": "71a52cdeb59fc176ead60ca111a2eba7a330f5f9",
+        "rev": "219877e9da73d5d0ee833cc2cb4b1ea26e76e1df",
         "type": "github"
       },
       "original": {
@@ -186,15 +170,15 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1685383865,
-        "narHash": "sha256-3uQytfnotO6QJv3r04ajSXbEFMII0dUtw0uqYlZ4dbk=",
-        "owner": "NixOS",
+        "lastModified": 1685745284,
+        "narHash": "sha256-ZTHRAMUaJJU6YBE2ATLxva7XGMqbiyMDWCve4Qf+kMc=",
+        "owner": "CHN-beta",
         "repo": "nixpkgs",
-        "rev": "5e871d8aa6f57cc8e0dc087d1c5013f6e212b4ce",
+        "rev": "07678f07d6407ebf0645b8637e8369140ec7cede",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
+        "owner": "CHN-beta",
         "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
@@ -202,11 +186,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1685533922,
-        "narHash": "sha256-y4FCQpYafMQ42l1V+NUrMel9RtFtZo59PzdzflKR/lo=",
+        "lastModified": 1685620773,
+        "narHash": "sha256-iQ+LmporQNdLz8uMJdP62TaAWeLUwl43/MYUBtWqulM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3a70dd92993182f8e514700ccf5b1ae9fc8a3b8d",
+        "rev": "f0ba8235153dd2e25cf06cbf70d43efdd4443592",
         "type": "github"
       },
       "original": {
@@ -218,11 +202,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1685612768,
-        "narHash": "sha256-XD1LKFG1N/VpcqQ63lQd6LdPHPAl/XbbLa00p5hfMW4=",
+        "lastModified": 1685715344,
+        "narHash": "sha256-Om5RM1aZTjA9On6s59WYgHor27q0e0jWpY6YFy3V7Gc=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "23621ea768b76cc7d98a1bd66f4bd90f049d9dda",
+        "rev": "d20910e4325043886e32c8d459b727e1e5be079e",
         "type": "github"
       },
       "original": {
@@ -239,15 +223,14 @@
         "flake-utils-plus": "flake-utils-plus",
         "nixpkgs": [
           "nixpkgs-stable"
-        ],
-        "nvfetcher": "nvfetcher"
+        ]
       },
       "locked": {
-        "lastModified": 1685606225,
-        "narHash": "sha256-RVRgd8wDSc9XfXSLnaSjUIJHFMBrYxw1eVf2wlOUngQ=",
+        "lastModified": 1685692674,
+        "narHash": "sha256-oNaDIg9YIMrCbnio3UAIAboh+hCZTqHJyH61iy6/6Kw=",
         "owner": "xddxdd",
         "repo": "nur-packages",
-        "rev": "920eb930ab202571544ec37b4c62790b062eb76e",
+        "rev": "5ddbc63eec157c7359cd38f525114f7bde6da0b5",
         "type": "github"
       },
       "original": {
@@ -257,32 +240,6 @@
       }
     },
     "nvfetcher": {
-      "inputs": {
-        "flake-compat": "flake-compat_2",
-        "flake-utils": [
-          "nur-xddxdd",
-          "flake-utils"
-        ],
-        "nixpkgs": [
-          "nur-xddxdd",
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1685158767,
-        "narHash": "sha256-vgyu3jsnGDDAEYg4y/oFk2IaTCXUlce0ZaLtQprhmFk=",
-        "owner": "berberman",
-        "repo": "nvfetcher",
-        "rev": "c5ae2cb436a04f4590306589e71638d023a33bd4",
-        "type": "github"
-      },
-      "original": {
-        "owner": "berberman",
-        "repo": "nvfetcher",
-        "type": "github"
-      }
-    },
-    "nvfetcher_2": {
       "inputs": {
         "flake-compat": [
           "flake-compat"
@@ -321,7 +278,7 @@
         "nixpkgs-stable": "nixpkgs-stable",
         "nur": "nur",
         "nur-xddxdd": "nur-xddxdd",
-        "nvfetcher": "nvfetcher_2",
+        "nvfetcher": "nvfetcher",
         "sops-nix": "sops-nix",
         "touchix": "touchix"
       }
diff --git a/flake.nix b/flake.nix
index 2d20c6e0..1b72d771 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,7 @@
 
 	inputs =
 	{
-		nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+		nixpkgs.url = "github:CHN-beta/nixpkgs/nixos-unstable";
 		nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-23.05";
 		flake-utils.url = "github:numtide/flake-utils";
 		flake-compat = { url = "github:edolstra/flake-compat"; flake = false; };
@@ -39,7 +39,12 @@
 		nur-xddxdd =
 		{
 			url = "github:xddxdd/nur-packages";
-			inputs = { flake-utils.follows = "flake-utils"; nixpkgs.follows = "nixpkgs-stable"; };
+			inputs =
+			{
+				flake-utils.follows = "flake-utils";
+				nixpkgs.follows = "nixpkgs-stable";
+				# nvfetcher.follows = "nvfetcher";
+			};
 		};
 		nix-vscode-extensions =
 		{
@@ -60,7 +65,11 @@
 			system = "x86_64-linux";
 			modules = [
 				({ config.nixpkgs.overlays =
-					[(final: prev: { touchix = inputs.touchix.packages."${prev.system}"; } )]; })
+					[(final: prev:
+					{
+						touchix = inputs.touchix.packages."${prev.system}";
+						nix-vscode-extensions = inputs.nix-vscode-extensions.extensions."${prev.system}";
+					} )]; })
 				./basic.nix
 				./hardware/chn-PC.nix
 				inputs.home-manager.nixosModules.home-manager