diff --git a/src/requirements.txt b/src/requirements.txt
index 64162d789..5d9716aaa 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -12,3 +12,4 @@ icalendar
 elasticsearch
 dockerfile-parse
 defusedxml
+urllib3>=2.5.0 # not directly required, pinned by Snyk to avoid a vulnerability