diff --git a/docs/requirements.txt b/docs/requirements.txt
index 902d623..f55911f 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,2 +1,5 @@
 sphinx==7.1.2
 sphinx-rtd-theme==1.3.0rc1
+requests>=2.32.2 # not directly required, pinned by Snyk to avoid a vulnerability
+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