diff --git a/.gitignore b/.gitignore
index de05bd5..323e656 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,5 +2,5 @@
 result
 result-*
 
-# Ccls cache
-.ccls-cache/
+# Clangd cache
+.cache/clangd
diff --git a/.helix/languages.toml b/.helix/languages.toml
deleted file mode 100644
index cf31b68..0000000
--- a/.helix/languages.toml
+++ /dev/null
@@ -1,6 +0,0 @@
-[[language]]
-name = "c"
-language-servers = [ "ccls" ]
-
-[language-server.ccls]
-command = "ccls"
diff --git a/flake.nix b/flake.nix
index aa60bad..8a7617f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -16,7 +16,7 @@
         name = "3ds-devshell";
         packages = with nixpkgs.legacyPackages.${system}; [
           gnumake
-          ccls
+          clang-tools
           (
             writeShellScriptBin "generateClangCompileCommands" ''
               make clean