diff --git a/requirements.txt b/requirements.txt
index bd64785cab..5d3b353d4f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,4 +9,5 @@ keras>=2.0.8
 opencv-python
 h5py
 imgaug
-IPython[all]
\ No newline at end of file
+IPython[all]
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file