diff --git a/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix b/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
index 4d1fbf6e5710..09d59085d5ec 100644
--- a/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
+++ b/pkgs/by-name/tr/tree-sitter/grammars/grammar-sources.nix
@@ -2208,6 +2208,8 @@
         aciceri
       ];
     };
+    # Missing required `grammars[0].name` and `metadata`
+    excludeBrokenTreeSitterJson = true;
   };
 
   r = {