diff --git a/flake.lock b/flake.lock
index 2b48909..71b78ca 100644
--- a/flake.lock
+++ b/flake.lock
@@ -29,9 +29,7 @@
         "crane": "crane",
         "flake-compat": "flake-compat",
         "flake-utils": "flake-utils",
-        "nixpkgs": [
-          "nixpkgs"
-        ],
+        "nixpkgs": "nixpkgs",
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
@@ -415,11 +413,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1691672736,
-        "narHash": "sha256-HNPA/dKHerA0p4OsToEcW/DtTSXBcK5gFRsy/yPgV/Y=",
+        "lastModified": 1691856649,
+        "narHash": "sha256-1/KYCwNyOPpUoyno9Yj3zMHITQaW+wPzVlJFPOPPCo4=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "6e1eff9aac0e8d84bda7f2d60ba6108eea9b7e79",
+        "rev": "406d34d919e9e8b831b531782cf5ef6995188566",
         "type": "github"
       },
       "original": {
@@ -438,11 +436,11 @@
       },
       "locked": {
         "dir": "contrib",
-        "lastModified": 1691660736,
-        "narHash": "sha256-lPChjBhCHdj9hUZHs1Sd2aaQ2T74hZgIjXvsM+TxcSg=",
+        "lastModified": 1691805017,
+        "narHash": "sha256-NQOpkyZ2rjO10qA0gZY2goOtEnAYvl+LYRcuNI66vi4=",
         "owner": "neovim",
         "repo": "neovim",
-        "rev": "3d948a4dc4b2cd3c8d3ac497caf3dfe25adfb90d",
+        "rev": "58a1ef8e6a93c615379f6fbe7234697bcdc42b3e",
         "type": "github"
       },
       "original": {
@@ -463,11 +461,11 @@
         "weewx-proxy-flake": "weewx-proxy-flake"
       },
       "locked": {
-        "lastModified": 1691741915,
-        "narHash": "sha256-uBlfpk973o7dyYFqPlt8YWbx1rsWCVa9mMKHQOEVKS0=",
+        "lastModified": 1691828265,
+        "narHash": "sha256-445vNQ6bte7mPB0f6lb5aJ/Xrpa21URuWPP9G2o2CLY=",
         "owner": "nifoc",
         "repo": "nix-overlay",
-        "rev": "cc314867f7c35c7915eba894d8f43e6162f41e5e",
+        "rev": "37feb2e1a9e50faf71f74aa41a8139e6f17aa5d5",
         "type": "github"
       },
       "original": {
@@ -498,11 +496,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1691730710,
-        "narHash": "sha256-q/UBet5RdX8CBjOIpI2Y8EB8DXYr9cb7WuNGTP9HKf8=",
+        "lastModified": 1691871742,
+        "narHash": "sha256-6yDNjfbAMpwzWL4y75fxs6beXHRANfYX8BNSPjYehck=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "f61352cf8066ddd3dfe9058e62184bae7382672d",
+        "rev": "430a56dd16fe583a812b2df44dca002acab2f4f6",
         "type": "github"
       },
       "original": {
@@ -514,11 +512,11 @@
     },
     "nixos-stable": {
       "locked": {
-        "lastModified": 1691592289,
-        "narHash": "sha256-Lqpw7lrXlLkYra33tp57ms8tZ0StWhbcl80vk4D90F8=",
+        "lastModified": 1691693223,
+        "narHash": "sha256-9t8ZY1XNAsWqxAJmXgg+GXqF5chORMVnBT6PSHaRV3I=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "9034b46dc4c7596a87ab837bb8a07ef2d887e8c7",
+        "rev": "18784aac1013da9b442adf29b6c7c228518b5d3f",
         "type": "github"
       },
       "original": {
@@ -530,15 +528,15 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1691683125,
-        "narHash": "sha256-FMU62G57HDbJwU+9V3q7I0mBaQYTYQdtPNlJt2t5/A4=",
-        "owner": "nixos",
+        "lastModified": 1686519857,
+        "narHash": "sha256-VkBhuq67aXXiCoEmicziuDLUPPjeOTLQoj6OeVai5zM=",
+        "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "4d2389b927696ef8da4ef76b03f2d306faf87929",
+        "rev": "6b1b72c0f887a478a5aac355674ff6df0fc44f44",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
+        "owner": "NixOS",
         "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
@@ -628,6 +626,22 @@
         "type": "github"
       }
     },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1691853136,
+        "narHash": "sha256-wTzDsRV4HN8A2Sl0SVQY0q8ILs90CD43Ha//7gNZE+E=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "f0451844bbdf545f696f029d1448de4906c7f753",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "pre-commit-hooks-nix": {
       "inputs": {
         "flake-compat": "flake-compat_3",
@@ -695,7 +709,7 @@
         "nix-darwin": "nix-darwin",
         "nixos-hardware": "nixos-hardware",
         "nixos-stable": "nixos-stable",
-        "nixpkgs": "nixpkgs",
+        "nixpkgs": "nixpkgs_2",
         "pre-commit-hooks-nix": "pre-commit-hooks-nix_2",
         "treefmt-nix": "treefmt-nix_2"
       }
@@ -801,11 +815,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1691522377,
-        "narHash": "sha256-1LafgFJaSk53ccsTlI2gWSmIyxRJfFVyoaGJg0c3LjM=",
+        "lastModified": 1691833704,
+        "narHash": "sha256-ASGhgGduEgcD3gQZhGr8xtmZ3PlVY+m2HuPnIZDbu78=",
         "owner": "numtide",
         "repo": "treefmt-nix",
-        "rev": "7b380d3cce8271b37394790b521ec2f7a6b248ad",
+        "rev": "19dee4bf6001849006a63f3435247316b0488e99",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 9271ed0..d2a1838 100644
--- a/flake.nix
+++ b/flake.nix
@@ -47,7 +47,7 @@
 
     attic = {
       url = "github:zhaofengli/attic";
-      inputs.nixpkgs.follows = "nixpkgs";
+      # inputs.nixpkgs.follows = "nixpkgs";
     };
 
     nifoc-overlay = {
diff --git a/home/hosts/Styx.nix b/home/hosts/Styx.nix
index e57a3bb..7f992d4 100644
--- a/home/hosts/Styx.nix
+++ b/home/hosts/Styx.nix
@@ -61,6 +61,7 @@
       nix-tree
       nix-output-monitor
       nurl
+      ouch
       parallel
       q
       ripgrep
diff --git a/home/programs/nvim/plugins.nix b/home/programs/nvim/plugins.nix
index 5b6373f..49794d3 100644
--- a/home/programs/nvim/plugins.nix
+++ b/home/programs/nvim/plugins.nix
@@ -118,12 +118,12 @@ in
   };
   nvim-treesitter = buildVimPluginFrom2Nix {
     pname = "nvim-treesitter";
-    version = "2023-08-11";
+    version = "2023-08-12";
     src = fetchFromGitHub {
       owner = "nvim-treesitter";
       repo = "nvim-treesitter";
-      rev = "fa414da96f4a2e60c2ac8082f0c1802b8f3c8f6c";
-      sha256 = "027702lqkkn1pmwnypmwx1s8bz6lg6ix882g1rcwyrpn3lb85489";
+      rev = "800b2f388b0f880be8a2fcd29494f7459af30a21";
+      sha256 = "18zyqj9s071fx8i9m3rmwsy98rv6h2mcl2i8vblhaa55nv6f7y4j";
       fetchSubmodules = false;
     };
   };
@@ -341,12 +341,12 @@ in
   };
   nvim-cmp = buildVimPluginFrom2Nix {
     pname = "nvim-cmp";
-    version = "2023-08-10";
+    version = "2023-08-12";
     src = fetchFromGitHub {
       owner = "hrsh7th";
       repo = "nvim-cmp";
-      rev = "3b9f28061a67b19cadc13946de981426a6425e4a";
-      sha256 = "11vxrizzkgk3x2hnd5cjdg53m5hjlf8548hi8aqfnfpr977d3v9s";
+      rev = "51f1e11a89ec701221877532ee1a23557d291dd5";
+      sha256 = "11v940v6md7sj1digh7kwckb80zbxxp3shlszi44c43iw9viznxi";
       fetchSubmodules = false;
     };
   };