diff --git a/requirements-worker.txt b/requirements-worker.txt
index 4e9b84a..07e7bbd 100644
--- a/requirements-worker.txt
+++ b/requirements-worker.txt
@@ -27,7 +27,7 @@ nltk==3.4.5
 numpy==1.15.4
 pandas==0.23.4
 pbr==5.1.1
-Pillow==6.2.0
+Pillow==8.1.1
 protobuf==3.6.1
 PyBrain==0.3
 python-dateutil==2.7.5