diff --git a/benchmarks/ud_tokens.pl b/benchmarks/ud_tokens.pl
index 089ee51..7173d04 100644
--- a/benchmarks/ud_tokens.pl
+++ b/benchmarks/ud_tokens.pl
@@ -63,16 +63,16 @@
   }
 );
 
- delete $tools{waste};
- delete $tools{datok};
- delete $tools{korap_tokenizer};
- delete $tools{opennlp_simple};
- delete $tools{opennlp_tokenizer};
- delete $tools{tree_tagger};
- delete $tools{jtok};
- delete $tools{syntok};
- delete $tools{somajo};
- delete $tools{stanford};
+# delete $tools{waste};
+# delete $tools{datok};
+# delete $tools{korap_tokenizer};
+# delete $tools{opennlp_simple};
+# delete $tools{opennlp_tokenizer};
+# delete $tools{tree_tagger};
+# delete $tools{jtok};
+# delete $tools{syntok};
+# delete $tools{somajo};
+# delete $tools{stanford};
 # delete $tools{elephant};
 # delete $tools{spacy};