diff --git a/pkgs/by-name/cr/cryptop/package.nix b/pkgs/by-name/cr/cryptop/package.nix
index e70ca4d9632e..8ba3f35cb1b5 100644
--- a/pkgs/by-name/cr/cryptop/package.nix
+++ b/pkgs/by-name/cr/cryptop/package.nix
@@ -6,14 +6,16 @@
 python3Packages.buildPythonApplication (finalAttrs: {
   pname = "cryptop";
   version = "0.2.0";
-  format = "setuptools";
+  pyproject = true;
 
   src = fetchPypi {
     inherit (finalAttrs) pname version;
     sha256 = "0akrrz735vjfrm78plwyg84vabj0x3qficq9xxmy9kr40fhdkzpb";
   };
 
-  propagatedBuildInputs = with python3Packages; [
+  build-system = with python3Packages; [ setuptools ];
+
+  dependencies = with python3Packages; [
     setuptools
     requests
     requests-cache