diff --git a/pkgs/development/python-modules/pontos/default.nix b/pkgs/development/python-modules/pontos/default.nix
index 1a67c4a2154d..1264e40f30d1 100644
--- a/pkgs/development/python-modules/pontos/default.nix
+++ b/pkgs/development/python-modules/pontos/default.nix
@@ -1,7 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, poetry
+, poetry-core
 , pytestCheckHook
 , pythonOlder
 , colorful
@@ -25,7 +25,7 @@ buildPythonPackage rec {
   };
 
   nativeBuildInputs = [
-    poetry
+    poetry-core
   ];
 
   propagatedBuildInputs = [