diff --git a/requirements.txt b/requirements.txt
index ad6a883..21e0cdf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,3 +30,4 @@ eventlet
 socketIO-client
 diskcache
 tcpping
+pyjwt>=1.5.1 # not directly required, pinned by Snyk to avoid a vulnerability