diff --git a/requirements.txt b/requirements.txt
index 724fcfe..9860664 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-cachetools==4.2.0
+cachetools==5.2.1
 click==7.1.2
 cryptography==3.3.1
 cssselect==1.1.0