diff --git a/requirements.txt b/requirements.txt
index f49c8e2..70098ec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ joblib==0.14.0
 kiwisolver==1.2.0
 matplotlib==3.3.1
 numpy==1.19.1
-Pillow==7.2.0
+Pillow==8.3.2
 pymzml==2.3.1
 pyparsing==2.4.7
 python-dateutil==2.8.1