diff --git a/requirements.txt b/requirements.txt
index fd7de7e0..ff6596ae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 betfairlightweight==2.11.0
-tenacity==5.0.3
+tenacity==6.3.0
 python-json-logger==2.0.1
 requests