diff --git a/dev-requirements-2.9-py2.txt b/dev-requirements-2.9-py2.txt
index f90152de..2e6302a1 100644
--- a/dev-requirements-2.9-py2.txt
+++ b/dev-requirements-2.9-py2.txt
@@ -16,3 +16,4 @@ python-magic==0.4.18
 progressbar==2.5
 
 pika>=1.1.0,<1.3.0 # resolve harvester conflict
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
diff --git a/dev-requirements-2.9.txt b/dev-requirements-2.9.txt
index 71372cf1..8f2c0b02 100644
--- a/dev-requirements-2.9.txt
+++ b/dev-requirements-2.9.txt
@@ -12,6 +12,6 @@ splinter>=0.13.0,<0.17
 xlrd==1.2.0
 python-magic==0.4.18
 progressbar==2.5
-
 pika>=1.1.0,<1.3.0 # resolve harvester conflict
 urllib3>=2.2.2 # not directly required, pinned by Snyk to avoid a vulnerability
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability