diff --git a/config/default.nix b/config/default.nix
index 0b9c2e8..35c7afc 100644
--- a/config/default.nix
+++ b/config/default.nix
@@ -23,8 +23,11 @@
 
   colorschemes.dracula.enable = true;
 
-  globals.mapleader = " ";
+  extraConfigVim = ''
+    autocmd BufRead,BufNewFile *.pl set filetype=prolog
+  '';
 
+  globals.mapleader = " ";
   keymaps = [
     # Global
     # Default mode is "" which means normal-visual-op
diff --git a/config/lsp/default.nix b/config/lsp/default.nix
index 502413e..5560209 100644
--- a/config/lsp/default.nix
+++ b/config/lsp/default.nix
@@ -10,6 +10,7 @@
         gopls.enable = true;
         kotlin-language-server.enable = true;
         nixd.enable = true;
+        prolog-ls.enable = true;
         ruff-lsp.enable = true;
       };
       keymaps.lspBuf = {