diff --git a/pkgs/development/python-modules/cachetools/default.nix b/pkgs/development/python-modules/cachetools/default.nix
index f22d4fc08852..6cc6c45137f5 100644
--- a/pkgs/development/python-modules/cachetools/default.nix
+++ b/pkgs/development/python-modules/cachetools/default.nix
@@ -2,11 +2,11 @@
 
 buildPythonPackage rec {
   pname = "cachetools";
-  version = "4.1.0";
+  version = "4.1.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1d057645db16ca7fe1f3bd953558897603d6f0b9c51ed9d11eb4d071ec4e2aab";
+    sha256 = "bbaa39c3dede00175df2dc2b03d0cf18dd2d32a7de7beb68072d13043c9edb20";
   };
 
   meta = with stdenv.lib; {