diff --git a/requirements.txt b/requirements.txt
index f71e2223..db0b89ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,6 @@ numpy>=1.14.2
 torch>=1.0.0
 tqdm>=4.28.1
 nltk>=3.4.1
+prettytable>=0.7.2
 requests
 spacy