diff --git a/pkgs/tools/misc/ical2orgpy/default.nix b/pkgs/tools/misc/ical2orgpy/default.nix
index 3b1eb11594b..e5515c3d014 100644
--- a/pkgs/tools/misc/ical2orgpy/default.nix
+++ b/pkgs/tools/misc/ical2orgpy/default.nix
@@ -1,10 +1,10 @@
-{ lib, python3Packages, ... }:
+{ lib, python3Packages, fetchPypi, ... }:
 
 python3Packages.buildPythonPackage rec {
   pname = "ical2orgpy";
   version = "0.4.0";
 
-  src = python3Packages.fetchPypi {
+  src = fetchPypi {
     inherit pname version;
     sha256 = "sha256-7/kWW1oTSJXPJtN02uIDrFdNJ9ExKRUa3tUNA0oJSoc=";
   };