diff --git a/halog/requirements.txt b/halog/requirements.txt
index 6d5f795..62fe1a6 100644
--- a/halog/requirements.txt
+++ b/halog/requirements.txt
@@ -4,7 +4,7 @@ kiwisolver==1.2.0
 matplotlib==3.3.1
 numpy==1.19.1
 pandas==1.1.0
-Pillow==8.3.2
+Pillow==9.0.1
 pyparsing==2.4.7
 python-dateutil==2.8.1
 pytz==2020.1