diff --git a/convlab/policy/emoTUS/self_bleu.py b/convlab/policy/emoTUS/self_bleu.py
index b77c4e115b953a12e24d55891c13f27974cb2c00..37de963ffd2addaf011cb826875a3a2b70889f89 100644
--- a/convlab/policy/emoTUS/self_bleu.py
+++ b/convlab/policy/emoTUS/self_bleu.py
@@ -43,8 +43,7 @@ def calculate(candidates, bleu_mode="torch"):
         bleu = fast_bleu.SelfBLEU(sentences)
         x = bleu.get_score()
     # x = bleu.get_score()
-    print(x)
-
+    print(sum(x[4])/len(x[4]))
 
 if __name__ == "__main__":
     args = arg_parser()