diff --git a/pkgs/nim-packages/gintro/default.nix b/pkgs/nim-packages/gintro/default.nix
index ba5fbe9..2935231 100644
--- a/pkgs/nim-packages/gintro/default.nix
+++ b/pkgs/nim-packages/gintro/default.nix
@@ -28,9 +28,10 @@ in buildNimblePackage rec {
 
   nimDeps = [ oldgtk3 ];
 
+  nativeBuildInputs = [ gobjectIntrospection ];
+
   buildInputs = [
     glib
-    gobjectIntrospection
     gnome3.gdk_pixbuf
     gnome3.gtk
     gnome3.gtksourceview