diff --git a/.gitignore b/.gitignore
index 8b3330d..e77721e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,4 +21,4 @@
 *.d
 host/funcheck
 /.vscode
-/.vscode/*
\ No newline at end of file
+/.vscode/*
diff --git a/flake.lock b/flake.lock
index 7757b6f..4739c73 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,10 +20,12 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 0,
-        "narHash": "sha256-Dqg6si5CqIzm87sp57j5nTaeBbWhHFaVyG7V6L8k3lY=",
-        "path": "/nix/store/zq2axpgzd5kykk1v446rkffj3bxa2m2h-source",
-        "type": "path"
+        "lastModified": 1774273680,
+        "narHash": "sha256-a++tZ1RQsDb1I0NHrFwdGuRlR5TORvCEUksM459wKUA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "fdc7b8f7b30fdbedec91b71ed82f36e1637483ed",
+        "type": "github"
       },
       "original": {
         "id": "nixpkgs",
diff --git a/flake.nix b/flake.nix
index 6c79e75..dcbf899 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,53 +5,60 @@
     flake-utils.url = "github:numtide/flake-utils";
   };
 
-  outputs = {
-    self,
-    nixpkgs,
-    flake-utils,
-  }:
+  outputs =
+    {
+      self,
+      nixpkgs,
+      flake-utils,
+    }:
     flake-utils.lib.eachDefaultSystem (
-      system: let
+      system:
+      let
         pkgs = nixpkgs.legacyPackages.${system};
         llvm = pkgs.llvm_18;
-        commit = 
-          if self ? rev then builtins.substring 0 12 self.rev
-          else if self ? dirtyRev then builtins.substring 0 12 (pkgs.lib.removeSuffix "-dirty" self.dirtyRev)
-          else "1.1.4";
+        commit =
+          if self ? rev then
+            builtins.substring 0 12 self.rev
+          else if self ? dirtyRev then
+            builtins.substring 0 12 (pkgs.lib.removeSuffix "-dirty" self.dirtyRev)
+          else
+            "1.1.4";
         funcheck_drv = pkgs.stdenv.mkDerivation (final: {
           pname = "funcheck";
           version = commit;
           src = ./.;
           patches = [
-            (
-              builtins.toFile
-              "remove_fwrite_unlocked.patch"
-              ''
-                diff --git a/library/srcs/hook/functions/stdio.c b/library/srcs/hook/functions/stdio.c
-                index dbb9e2a..2d6b9dd 100644
-                --- a/library/srcs/hook/functions/stdio.c
-                +++ b/library/srcs/hook/functions/stdio.c
-                @@ -104,7 +104,7 @@ DEFINE_HOOK_FUNCTION(size_t, fwrite, EIO, 0, const void *, ptr, size_t, size, si
+            (builtins.toFile "remove_fwrite_unlocked.patch" ''
+              diff --git a/library/srcs/hook/functions/stdio.c b/library/srcs/hook/functions/stdio.c
+              index dbb9e2a..2d6b9dd 100644
+              --- a/library/srcs/hook/functions/stdio.c
+              +++ b/library/srcs/hook/functions/stdio.c
+              @@ -104,7 +104,7 @@ DEFINE_HOOK_FUNCTION(size_t, fwrite, EIO, 0, const void *, ptr, size_t, size, si
 
-                 DEFINE_HOOK_FUNCTION(int, fputs_unlocked, EIO, 0, const char *, s, FILE *, stream);
-                 DEFINE_HOOK_FUNCTION(size_t, fread_unlocked, EIO, 0, void *, ptr, size_t, size, size_t, nmemb, FILE *, stream);
-                -DEFINE_HOOK_FUNCTION(size_t, fwrite_unlocked, EIO, 0, const void *, ptr, size_t, size, size_t, nmemb, FILE *, stream);
-                +//DEFINE_HOOK_FUNCTION(size_t, fwrite_unlocked, EIO, 0, const void *, ptr, size_t, size, size_t, nmemb, FILE *, stream);
+               DEFINE_HOOK_FUNCTION(int, fputs_unlocked, EIO, 0, const char *, s, FILE *, stream);
+               DEFINE_HOOK_FUNCTION(size_t, fread_unlocked, EIO, 0, void *, ptr, size_t, size, size_t, nmemb, FILE *, stream);
+              -DEFINE_HOOK_FUNCTION(size_t, fwrite_unlocked, EIO, 0, const void *, ptr, size_t, size, size_t, nmemb, FILE *, stream);
+              +//DEFINE_HOOK_FUNCTION(size_t, fwrite_unlocked, EIO, 0, const void *, ptr, size_t, size, size_t, nmemb, FILE *, stream);
 
-                 DEFINE_HOOK_FUNCTION(int, fseek, EIO, -1, FILE *, stream, long, offset, int, whence);
-                 DEFINE_HOOK_FUNCTION(long, ftell, EIO, -1, FILE *, stream);
+               DEFINE_HOOK_FUNCTION(int, fseek, EIO, -1, FILE *, stream, long, offset, int, whence);
+               DEFINE_HOOK_FUNCTION(long, ftell, EIO, -1, FILE *, stream);
 
-              ''
-            )
+            '')
           ];
-          nativeBuildInputs = [pkgs.makeWrapper pkgs.minilibx pkgs.gnumake pkgs.xorg.libX11];
-          buildInputs = [llvm];
+          nativeBuildInputs = with pkgs; [
+            makeWrapper
+            minilibx
+            gnumake
+            libX11
+          ];
+          buildInputs = [ llvm ];
           buildPhase = ''
             ls -la
             export CFLAGS="-Werror -Wextra -Wall -Wno-stringop-truncation \
             -Wno-attributes -Wno-array-parameter -Wno-unused-result \
+            -Wno-implicit-function-declaration -Wno-int-conversion \
             -DABSOLUTE_LIBRARY_PATH=\\\"$out/share/funcheck/libfuncheck.so\\\" \
-            -g -fPIC -fvisibility=hidden"
+            -g -fPIC -fvisibility=hidden -Wno-deprecated-declarations -std=gnu99"
             make -C library "CC=$CC" "CFLAGS=$CFLAGS" "VERSION=${final.version}"
             make -C host    "CC=$CC" "CFLAGS=$CFLAGS" "VERSION=${final.version}"
           '';
@@ -61,16 +68,17 @@
             cp ./host/funcheck "$out/bin/funcheck"
             cp ./library/libfuncheck.so "$out/share/funcheck/libfuncheck.so"
             wrapProgram $out/bin/funcheck \
-              --prefix PATH : ${pkgs.lib.makeBinPath [llvm]}
+              --prefix PATH : ${pkgs.lib.makeBinPath [ llvm ]}
           '';
         });
-      in {
+      in
+      {
         packages = rec {
           funcheck = default;
           default = funcheck_drv;
         };
         apps = rec {
-          funcheck = flake-utils.lib.mkApp {drv = self.packages.${system}.funcheck;};
+          funcheck = flake-utils.lib.mkApp { drv = self.packages.${system}.funcheck; };
           default = funcheck;
         };
       }