diff --git a/pkgs/development/tools/parsing/tree-sitter/default.nix b/pkgs/development/tools/parsing/tree-sitter/default.nix
index a70757ca15e..72150b5ac0b 100644
--- a/pkgs/development/tools/parsing/tree-sitter/default.nix
+++ b/pkgs/development/tools/parsing/tree-sitter/default.nix
@@ -101,6 +101,11 @@ in rustPlatform.buildRustPackage {
     };
     inherit grammars;
     inherit builtGrammars;
+
+    tests = {
+      # make sure all grammars build
+      builtGrammars = lib.recurseIntoAttrs builtGrammars;
+    };
   };
 
   meta = {