diff --git a/neovim/default.nix b/neovim/default.nix
index 68232651..29d2ed09 100644
--- a/neovim/default.nix
+++ b/neovim/default.nix
@@ -169,6 +169,7 @@ in {
             end
           '';
         formatters_by_ft = {
+          json = ["jq"];
           d2 = ["d2"];
           sql = ["sleek"];
           toml = ["taplo"];
@@ -761,6 +762,8 @@ in {
            },
        })
 
+       vim.bo.formatexpr = "v:lua.require'conform'.formatexpr()"
+
     '';
   extraPlugins = with pkgs.vimPlugins; [
     FTerm-nvim