diff --git a/requirements.txt b/requirements.txt
index 6ecec49..44c8ef2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,4 @@ pandas
 requests
 base36
 better_profanity
+urllib3>=2.5.0 # not directly required, pinned by Snyk to avoid a vulnerability