diff --git a/requirements.txt b/requirements.txt
index 03b49577..5c2cac7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appdirs==1.4.4
 apscheduler==3.10.1
 arrow==1.2.3
 backports.csv==1.0.7
-backports.functools-lru-cache==1.6.4
+backports.functools-lru-cache==1.6.6
 backports.zoneinfo==0.2.1;python_version<"3.9"
 beautifulsoup4==4.12.2
 bleach==6.0.0