diff --git a/templates/default/.gitignore b/templates/default/.gitignore
index a343c6d..bc14aa7 100644
--- a/templates/default/.gitignore
+++ b/templates/default/.gitignore
@@ -11,6 +11,7 @@ result-*
 target/
 
 # nixago: ignore-linked-files
+/treefmt.toml
 treefmt.toml
 
 # nats
@@ -20,5 +21,4 @@ rust/*/*/test_leaf_server.conf
 rust/*/*/leaf_server.conf
 rust/*/*/resolver.conf
 leaf_server.conf
-.local
-
+.local
\ No newline at end of file
diff --git a/templates/default/nix/formatter.nix b/templates/default/nix/formatter.nix
index 34ddf09..1308b56 100644
--- a/templates/default/nix/formatter.nix
+++ b/templates/default/nix/formatter.nix
@@ -34,6 +34,9 @@ let
         "LICENSE"
         # unsupported extensions
         "*.{gif,png,svg,tape,mts,lock,mod,sum,env,envrc,gitignore}"
+
+        # link to a read-only store-path
+        "treefmt.toml"
       ];
 
       formatter = {