diff --git a/pkgs/development/python-modules/openbabel-bindings/default.nix b/pkgs/development/python-modules/openbabel-bindings/default.nix
index b0e935061743..4ab6b77465c1 100644
--- a/pkgs/development/python-modules/openbabel-bindings/default.nix
+++ b/pkgs/development/python-modules/openbabel-bindings/default.nix
@@ -8,9 +8,9 @@
 buildPythonPackage rec {
   inherit (openbabel) pname version;
 
-  src = "${openbabel}/lib/python${python.sourceVersion.major}.${python.sourceVersion.minor}/site-packages";
+  src = "${openbabel}/${python.sitePackages}";
 
-  nativeBuildInputs = [ openbabel ];
+  buildInputs = [ openbabel ];
 
   # these env variables are used by the bindings to find libraries
   # they need to be included explicitly in your nix-shell for