diff --git a/requirements.txt b/requirements.txt
index 90045a408..0d377e1b0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,3 +17,4 @@ SQLAlchemy>=2
 typing-extensions>=4
 virtualenv>=20
 winfcntl>=1.0.0; sys_platform == "win32"
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
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