diff --git a/flake.lock b/flake.lock
index 9a14428b..3ed5afef 100644
--- a/flake.lock
+++ b/flake.lock
@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1753121425,
-        "narHash": "sha256-TVcTNvOeWWk1DXljFxVRp+E0tzG1LhrVjOGGoMHuXio=",
+        "lastModified": 1760813311,
+        "narHash": "sha256-lbHQ7FXGzt6/IygWvJ1lCq+Txcut3xYYd6VIpF1ojkg=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "644e0fc48951a860279da645ba77fe4a6e814c5e",
+        "rev": "4e627ac2e1b8f1de7f5090064242de9a259dbbc8",
         "type": "github"
       },
       "original": {
@@ -37,11 +37,11 @@
     },
     "haskell-flake": {
       "locked": {
-        "lastModified": 1753034137,
-        "narHash": "sha256-StyB4UPW3lDXSlzwbMGl4Sd3n+Gc+kkAKfzniF0JGaU=",
+        "lastModified": 1760905572,
+        "narHash": "sha256-WhLrE4Rlr1+SAhcJIK2vxoWzPbBDKYcXQsiwPvGQhn0=",
         "owner": "srid",
         "repo": "haskell-flake",
-        "rev": "72a74b6ac9cda796e43d39643e818be94f35047f",
+        "rev": "2d828c4ddf2e74f7b628b6020e187ad13eca5c36",
         "type": "github"
       },
       "original": {
@@ -52,16 +52,15 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1753489316,
-        "narHash": "sha256-nlnPqKhWGbqOjcLDJvRgtLZYvCM3D7Dwk6CkPvM/6MY=",
+        "lastModified": 1760940340,
+        "narHash": "sha256-I262Iw+Ei0TLRMUk1QGyKtOh+9fpluNQEiwrSRImWGc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "1c3ce1e240626bf84775aa62fa8eaf5e75e0997b",
+        "rev": "55614160bd5b30ea12d0a10f22cd398e0c62ac47",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "haskell-updates",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 32707985..323f0afe 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,6 @@
 {
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/haskell-updates";
+    nixpkgs.url = "github:nixos/nixpkgs";
     flake-parts.url = "github:hercules-ci/flake-parts";
     haskell-flake.url = "github:srid/haskell-flake";
     flake-root.url = "github:srid/flake-root";
@@ -46,55 +46,18 @@
           settings = {
             hackage-server.check = false;
 
-            cabal-add.jailbreak = true;
-            cabal-install-parsers.jailbreak = true;
-            # https://community.flake.parts/haskell-flake/dependency#nixpkgs
             Cabal-syntax = { super, ... }:
-              { custom = _: super.Cabal-syntax_3_14_2_0; };
+              { custom = _: super.Cabal-syntax_3_16_0_0; };
             Cabal = { super, ... }:
-              { custom = _: super.Cabal_3_14_2_0; };
-            fourmolu.check = false;
-            doctest.check = false;
-            system-filepath.check = false;
-            hls-plugin-api.jailbreak = true;
-            ghcide.jailbreak = true;
-            # stylish-haskell.jailbreak = true;
-            haskell-language-server.jailbreak = true;
+              { custom = _: super.Cabal_3_16_0_0; };
 
-            Diff = { super, ... }:
-              { custom = _: super.Diff_1_0_2; };
+            sandwich.check = false;
 
-            threads.check = false;
             unicode-data.check = false;
-            tree-diff.check = false;
-
-            ormolu = { super, ... }:
-              { custom = _: super.ormolu_0_8_0_0;
-                check = false;
-              };
-            extensions = { super, ... }:
-              { custom = _: super.extensions_0_1_0_3;
-                jailbreak = true;
-              };
-
-            brick = { super, ... }:
-              { custom = _: super.brick_2_9; };
-
-            hlint = { super, ... }:
-              { custom = _: super.hlint_3_10; };
-            ghc-lib-parser-ex = { super, ... }:
-              { custom = _: super.ghc-lib-parser-ex_9_12_0_0; };
-            ghc-lib-parser = { super, ... }:
-              {
-                custom = _: super.ghc-lib-parser_9_12_2_20250421;
-                # custom = _: super.ghc-lib-parser_9_12_2_20250320;
-              };
           };
           packages = {
             # https://community.flake.parts/haskell-flake/dependency#path
             # tls.source = "1.9.0";
-            fourmolu.source = "0.18.0.0";
-            stylish-haskell.source = "0.15.1.0";
           };
           devShell = {
             tools = hp: {