diff --git a/plugins/by-name/conform-nvim/formatter-packages.nix b/plugins/by-name/conform-nvim/formatter-packages.nix
index f46cc362..36a77ebe 100644
--- a/plugins/by-name/conform-nvim/formatter-packages.nix
+++ b/plugins/by-name/conform-nvim/formatter-packages.nix
@@ -29,6 +29,7 @@ rec {
     injected = null; # Internal formatter
     trim_newlines = null; # Conform native formatter
     trim_whitespace = null; # Conform native formatter
+    typstfmt = null; # Deprecated
 
     auto_optional = sType.unpackaged;
     bake = sType.unpackaged;
diff --git a/tests/test-sources/plugins/by-name/efmls-configs/default.nix b/tests/test-sources/plugins/by-name/efmls-configs/default.nix
index dcd45365..d0aa8137 100644
--- a/tests/test-sources/plugins/by-name/efmls-configs/default.nix
+++ b/tests/test-sources/plugins/by-name/efmls-configs/default.nix
@@ -21,7 +21,10 @@
         "JSON"
       ];
 
-      brokenTools = [ ];
+      brokenTools = [
+        # deprecated
+        "typstfmt"
+      ];
 
       # TODO: respect unpackaged from generated
       unpackaged = [