diff --git a/requirements.txt b/requirements.txt
index 0d78461..7c1a87b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,4 +19,4 @@ pytest-pep8
 pytest-xdist
 pytest-rerunfailures
 pytest-mpl
-pillow>=6.2.3 # not directly required, pinned by Snyk to avoid a vulnerability
+pillow>=10.0.0 # not directly required, pinned by Snyk to avoid a vulnerability