diff --git a/requirements.txt b/requirements.txt
index 6e54d795..394337af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ oslo.serialization>=1.10.0 # Apache-2.0
 retrying!=1.3.0,>=1.2.3 # Apache-2.0
 
 # For lru caches and such
-cachetools>=1.0.0 # MIT License
+cachetools>=1.1.0 # MIT License
 
 # For deprecation of things
 debtcollector>=1.2.0 # Apache-2.0