diff --git a/requirements.txt b/requirements.txt
index 1051bd3..c2ce358 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ networkx==2.0
 nltk==3.2.5
 numpy==1.14.0
 pandas==0.22.0
-Pillow==5.0.0
+Pillow==6.2.0
 psycopg2==2.7.3.2
 pyparsing==2.2.0
 python-dateutil==2.6.1