diff --git a/people-and-planet-ai/timeseries-classification/requirements-test.txt b/people-and-planet-ai/timeseries-classification/requirements-test.txt
index f840fc2a86..b71b6fb679 100644
--- a/people-and-planet-ai/timeseries-classification/requirements-test.txt
+++ b/people-and-planet-ai/timeseries-classification/requirements-test.txt
@@ -1,3 +1,4 @@
 google-api-python-client==2.131.0
 pytest-xdist==3.3.0
 pytest==9.0.3; python_version >= "3.10"
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability