diff --git a/requirements_for_test.txt b/requirements_for_test.txt
index 1e0987c2..d4365624 100644
--- a/requirements_for_test.txt
+++ b/requirements_for_test.txt
@@ -14,4 +14,5 @@ pytest-profiling==1.7.0
 redis>=4.3.4  # Earlier versions of redis miss features the tests need
 snakeviz==2.1.1
 black==23.10.1  # Also update `.pre-commit-config.yaml` if this changes
-ruff==0.0.272  # Also update `.pre-commit-config.yaml` if this changes
\ No newline at end of file
+ruff==0.0.272  # Also update `.pre-commit-config.yaml` if this changes
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file