diff --git a/pkgs/development/python-modules/rokuecp/default.nix b/pkgs/development/python-modules/rokuecp/default.nix
index 73e5209a1993..04bee719c569 100644
--- a/pkgs/development/python-modules/rokuecp/default.nix
+++ b/pkgs/development/python-modules/rokuecp/default.nix
@@ -2,6 +2,7 @@
 , aiohttp
 , aresponses
 , buildPythonPackage
+, cachetools
 , fetchFromGitHub
 , pytest-asyncio
 , pytestCheckHook
@@ -26,6 +27,7 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [
     aiohttp
+    cachetools
     xmltodict
     yarl
   ];