diff --git a/users/simon/modules/neovim.nix b/users/simon/modules/neovim.nix
index 5e53db5..2850783 100644
--- a/users/simon/modules/neovim.nix
+++ b/users/simon/modules/neovim.nix
@@ -166,6 +166,23 @@ in
       autocmd Filetype xml setlocal ts=2 sw=2 sts=2 expandtab
       autocmd Filetype yaml setlocal ts=2 sw=2 sts=2 expandtab
       autocmd Filetype zsh setlocal ts=4 sw=4 sts=4 expandtab
+
+      " Markdown syntax highlighting in code blocks
+      let g:markdown_fenced_languages = [
+        \'bash=sh',
+        \'c',
+        \'cpp',
+        \'css',
+        \'haskell',
+        \'html',
+        \'javascript',
+        \'json',
+        \'nix',
+        \'python',
+        \'rust',
+        \'sh',
+        \'tex',
+        \]
     '';
     plugins = (with pkgs.vimPlugins; [
       {