diff --git a/examples/message/requirements.txt b/examples/message/requirements.txt
index 93186fa97..ee13240c7 100644
--- a/examples/message/requirements.txt
+++ b/examples/message/requirements.txt
@@ -1,3 +1,4 @@
 Flask==1.1.1
 pytest==5.4.1
-requests==2.23.0
\ No newline at end of file
+requests==2.23.0
+urllib3>=1.26.19 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file