diff --git a/requirements.txt b/requirements.txt
index c0a974e..d53574f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,4 +18,5 @@ numpy
 pyreadline3
 readchar
 prompt_toolkit
-PyYAML
\ No newline at end of file
+PyYAML
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file