diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 1677b5e..6165567
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,7 +44,7 @@ pandas==0.23.4
 parso==0.3.1
 pexpect==4.6.0
 pickleshare==0.7.5
-Pillow==4.2.1
+Pillow==7.1.0
 prompt-toolkit==2.0.5
 psycopg2==2.7.5
 ptyprocess==0.6.0