diff --git a/docs/requirements.txt b/docs/requirements.txt
index ceca296..fcb384e 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,3 +1,4 @@
 sphinx==5.3.0
 sphinx_rtd_theme==1.1.1
-readthedocs-sphinx-search==0.1.2
\ No newline at end of file
+readthedocs-sphinx-search==0.1.2
+urllib3>=2.5.0 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file