diff --git a/requirements.txt b/requirements.txt
index 951292d..b90ef3e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 chardet>=4.0.0
 imageio>=2.9.0
 PyQt5>=5.15.4
-XlsxWriter>=3.0.1
\ No newline at end of file
+XlsxWriter>=3.0.1
+pillow>=10.0.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file