diff --git a/requirements.txt b/requirements.txt
index 0ccfb09..c9a7f46 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ atomicwrites==1.4.0
 attrs==21.4.0 
 bcrypt==3.2.0 
 cached-property==1.5.2 
-cachetools==5.0.0 
+cachetools==5.3.0 
 certifi==2021.10.8 
 cffi==1.15.0 
 chardet==4.0.0