diff --git a/examples/utils_glue.py b/examples/utils_glue.py
index 841d7376cf9..96023e149c9 100644
--- a/examples/utils_glue.py
+++ b/examples/utils_glue.py
@@ -415,7 +415,7 @@ def convert_examples_to_features(examples, label_list, max_seq_length,
         if ex_index % 10000 == 0:
             logger.info("Writing example %d of %d" % (ex_index, len(examples)))
 
-        input_ids, input_mask = tokenizer.encode(example.text_a, example.text_b, add_special_tokens=True, output_mask=True)
+        input_ids, segment_ids = tokenizer.encode(example.text_a, example.text_b, add_special_tokens=True, output_mask=True)
 
         # The mask has 1 for real tokens and 0 for padding tokens. Only real
         # tokens are attended to.