diff --git a/requirements.txt b/requirements.txt
index dea83ee..0db4c16 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,4 +17,5 @@ boto3==1.17.54
 pystan==2.19.1.1
 prophet
 redis
-sentry-sdk==1.15.0
\ No newline at end of file
+sentry-sdk==1.15.0
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file