diff --git a/requirements.txt b/requirements.txt
index 63a58a4..a502e9e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ numpy==1.16.1
 packaging==19.0
 paramiko==2.4.2
 pathlib==1.0.1
-Pillow==8.1.1
+Pillow==9.3.0
 prokaryote==2.4.1
 pyasn1==0.4.5
 pycparser==2.19