diff --git a/include/swappy.h b/include/swappy.h
index dfbe77c..cb77129 100644
--- a/include/swappy.h
+++ b/include/swappy.h
@@ -158,7 +158,6 @@ struct swappy_output {
   int32_t scale;
   struct swappy_buffer *buffer;
 
-  double logical_scale;  // guessed from the logical size
   char *name;
 
   enum wl_output_transform transform;
diff --git a/src/wayland.c b/src/wayland.c
index 3890354..d349aac 100644
--- a/src/wayland.c
+++ b/src/wayland.c
@@ -53,7 +53,6 @@ static void xdg_output_handle_done(void *data,
   int32_t width = output->geometry.width;
   int32_t height = output->geometry.height;
   apply_output_transform(output->transform, &width, &height);
-  output->logical_scale = (double)width / output->logical_geometry.width;
 }
 
 static void xdg_output_handle_name(void *data,