diff --git a/requirements.txt b/requirements.txt
index 1be0e1ea6814..c0d3b765a01e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ attrs~=21.4.0
 backcall~=0.2.0
 bleach~=4.1.0
 broadbean~=0.10.0
-cachetools~=4.2.4
+cachetools~=5.1.0
 certifi~=2021.10.8
 cffi~=1.15.0
 chardet~=4.0.0