diff --git a/requirements.txt b/requirements.txt
index a3f448a0..8224a1fa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,4 @@
 #    pip-compile --output-file requirements.txt requirements.in
 #
 olefile==0.46             # via pillow
-pillow==4.0.0
+pillow==6.0.0