diff --git a/requirements.txt b/requirements.txt
index e08419a61..2e96bff6d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ pytest
 requests~=2.28.1
 six>=1.15,<2
 boto3~=1.24.52
-cachetools~=5.2.0
+cachetools~=6.2.1
 setuptools~=63.4.3
 pytz~=2022.2
 confuse~=2.0.0
diff --git a/setup.py b/setup.py
index c1eaf71e2..b77196fd7 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@
         "requests",
         "six>=1.15,<2",
         "boto3>=1.16.39,<2",
-        "cachetools>=4.2,<5.3",
+        "cachetools>=4.2,<6.3",
         "pytz",
         "confuse>=1.4,<2.1"
     ],