diff --git a/requirements.txt b/requirements.txt
index 2a2ceab7d..e20e4b169 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ pytest
 requests~=2.27.1
 six>=1.15,<2
 boto3~=1.21.25
-cachetools~=5.0.0
+cachetools~=6.2.2
 setuptools~=60.10.0
 pytz~=2022.1
 confuse~=1.7.0
diff --git a/setup.py b/setup.py
index f0ced64b8..1f132d301 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@
         "requests",
         "six>=1.15,<2",
         "boto3>=1.16.39,<2",
-        "cachetools>=4.2,<5.1",
+        "cachetools>=4.2,<6.3",
         "pytz",
         "confuse>=1.4,<1.8"
     ],