diff --git a/pkgs/by-name/po/poetry/unwrapped.nix b/pkgs/by-name/po/poetry/unwrapped.nix
index 6cb9a0cda505..3c8591cc2c2e 100644
--- a/pkgs/by-name/po/poetry/unwrapped.nix
+++ b/pkgs/by-name/po/poetry/unwrapped.nix
@@ -57,6 +57,7 @@ buildPythonPackage rec {
   pythonRelaxDeps = [
     "dulwich"
     "keyring"
+    "pbs-installer"
   ];
 
   dependencies = [