diff --git a/pip_packages_requirement.txt b/pip_packages_requirement.txt
index bd734175..818017aa 100644
--- a/pip_packages_requirement.txt
+++ b/pip_packages_requirement.txt
@@ -10,6 +10,7 @@ textblob
 numpy
 matplotlib
 networkx
+prettytable
 
 #Tokeniser
 nltk