diff --git a/pkgs/development/python-modules/llama-index-embeddings-gemini/default.nix b/pkgs/development/python-modules/llama-index-embeddings-gemini/default.nix
index a5ad577ab626..722139cfdedc 100644
--- a/pkgs/development/python-modules/llama-index-embeddings-gemini/default.nix
+++ b/pkgs/development/python-modules/llama-index-embeddings-gemini/default.nix
@@ -27,6 +27,9 @@ buildPythonPackage rec {
 
   build-system = [
     poetry-core
+  ];
+
+  nativeBuildInputs = [
     pythonRelaxDepsHook
   ];