diff --git a/sdt/requirements.txt b/sdt/requirements.txt
old mode 100755
new mode 100644
index 811e58d2..55f500ae
--- a/sdt/requirements.txt
+++ b/sdt/requirements.txt
@@ -20,6 +20,6 @@ beautifulsoup4
 texttable
 
 # latest pillow version breaks test
-pillow==3.4.2
+pillow==7.1.0
 
 reportlab