diff --git a/user/helix.nix b/user/helix.nix
index b711055..4ef81cb 100644
--- a/user/helix.nix
+++ b/user/helix.nix
@@ -56,6 +56,8 @@ in
           # goto mode
           g.n = "goto_line_start";
           g.o = "goto_line_end";
+          # Formatting
+          "space".m = ":format";
         };
         keys.select = {
           # basic movement
@@ -68,6 +70,7 @@ in
           L = "extend_search_prev";
           # edits
           s = "insert_mode";
+          S = "insert_at_line_start";
           # open newline
           h = "open_below";
           H = "open_above";
@@ -87,7 +90,7 @@ in
         {
           name = "nix";
           auto-format = true;
-          formatter.command = "nixpkgs-fmt";
+          formatter.command = "nixfmt";
         }
         {
           name = "rust";